198975546

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:489

約数の個数: 144

約数和(自身を含む): 560361984

約数和(自身を除く): 361386438

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 31, 33, 42, 62, 63, 66, 77, 93, 99, 121, 126, 154, 186, 198, 217, 231, 242, 279, 341, 363, 421, 434, 462, 558, 651, 682, 693, 726, 842, 847, 1023, 1089, 1263, 1302, 1386, 1694, 1953, 2046, 2178, 2387, 2526, 2541, 2947, 3069, 3751, 3789, 3906, 4631, 4774, 5082, 5894, 6138, 7161, 7502, 7578, 7623, 8841, 9262, 11253, 13051, 13893, 14322, 15246, 17682, 21483, 22506, 26102, 26257, 26523, 27786, 32417, 33759, 39153, 41679, 42966, 50941, 52514, 53046, 64834, 67518, 78306, 78771, 83358, 91357, 97251, 101882, 117459, 143561, 152823, 157542, 182714, 194502, 234918, 236313, 274071, 287122, 291753, 305646, 356587, 430683, 458469, 472626, 548142, 583506, 713174, 822213, 861366, 916938, 1004927, 1069761, 1292049, 1579171, 1644426, 2009854, 2139522, 2584098, 3014781, 3158342, 3209283, 4737513, 6029562, 6418566, 9044343, 9475026, 11054197, 14212539, 18088686, 22108394, 28425078, 33162591, 66325182, 99487773, 198975546]

約数ペア:

[(1, 198975546), (2, 99487773), (3, 66325182), (6, 33162591), (7, 28425078), (9, 22108394), (11, 18088686), (14, 14212539), (18, 11054197), (21, 9475026), (22, 9044343), (31, 6418566), (33, 6029562), (42, 4737513), (62, 3209283), (63, 3158342), (66, 3014781), (77, 2584098), (93, 2139522), (99, 2009854), (121, 1644426), (126, 1579171), (154, 1292049), (186, 1069761), (198, 1004927), (217, 916938), (231, 861366), (242, 822213), (279, 713174), (341, 583506), (363, 548142), (421, 472626), (434, 458469), (462, 430683), (558, 356587), (651, 305646), (682, 291753), (693, 287122), (726, 274071), (842, 236313), (847, 234918), (1023, 194502), (1089, 182714), (1263, 157542), (1302, 152823), (1386, 143561), (1694, 117459), (1953, 101882), (2046, 97251), (2178, 91357), (2387, 83358), (2526, 78771), (2541, 78306), (2947, 67518), (3069, 64834), (3751, 53046), (3789, 52514), (3906, 50941), (4631, 42966), (4774, 41679), (5082, 39153), (5894, 33759), (6138, 32417), (7161, 27786), (7502, 26523), (7578, 26257), (7623, 26102), (8841, 22506), (9262, 21483), (11253, 17682), (13051, 15246), (13893, 14322)]