1803564

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 5529888

約数和(自身を除く): 3726324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 421, 476, 612, 714, 842, 1071, 1263, 1428, 1684, 2142, 2526, 2947, 3789, 4284, 5052, 5894, 7157, 7578, 8841, 11788, 14314, 15156, 17682, 21471, 26523, 28628, 35364, 42942, 50099, 53046, 64413, 85884, 100198, 106092, 128826, 150297, 200396, 257652, 300594, 450891, 601188, 901782, 1803564]

約数ペア:

[(1, 1803564), (2, 901782), (3, 601188), (4, 450891), (6, 300594), (7, 257652), (9, 200396), (12, 150297), (14, 128826), (17, 106092), (18, 100198), (21, 85884), (28, 64413), (34, 53046), (36, 50099), (42, 42942), (51, 35364), (63, 28628), (68, 26523), (84, 21471), (102, 17682), (119, 15156), (126, 14314), (153, 11788), (204, 8841), (238, 7578), (252, 7157), (306, 5894), (357, 5052), (421, 4284), (476, 3789), (612, 2947), (714, 2526), (842, 2142), (1071, 1684), (1263, 1428)]