219871938

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4201}}^1$

素因数の和:4291

約数の個数: 64

約数和(自身を含む): 525216384

約数和(自身を除く): 305344446

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 61, 66, 78, 122, 143, 183, 286, 366, 429, 671, 793, 858, 1342, 1586, 2013, 2379, 4026, 4201, 4758, 8402, 8723, 12603, 17446, 25206, 26169, 46211, 52338, 54613, 92422, 109226, 138633, 163839, 256261, 277266, 327678, 512522, 600743, 768783, 1201486, 1537566, 1802229, 2818871, 3331393, 3604458, 5637742, 6662786, 8456613, 9994179, 16913226, 19988358, 36645323, 73290646, 109935969, 219871938]

約数ペア:

[(1, 219871938), (2, 109935969), (3, 73290646), (6, 36645323), (11, 19988358), (13, 16913226), (22, 9994179), (26, 8456613), (33, 6662786), (39, 5637742), (61, 3604458), (66, 3331393), (78, 2818871), (122, 1802229), (143, 1537566), (183, 1201486), (286, 768783), (366, 600743), (429, 512522), (671, 327678), (793, 277266), (858, 256261), (1342, 163839), (1586, 138633), (2013, 109226), (2379, 92422), (4026, 54613), (4201, 52338), (4758, 46211), (8402, 26169), (8723, 25206), (12603, 17446)]