68021954

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:651

約数の個数: 64

約数和(自身を含む): 139491072

約数和(自身を除く): 71469118

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 61, 77, 91, 122, 143, 154, 182, 286, 427, 557, 671, 793, 854, 1001, 1114, 1342, 1586, 2002, 3899, 4697, 5551, 6127, 7241, 7798, 8723, 9394, 11102, 12254, 14482, 17446, 33977, 42889, 50687, 61061, 67954, 79651, 85778, 101374, 122122, 159302, 237839, 373747, 441701, 475678, 557557, 747494, 883402, 1115114, 2616229, 3091907, 4858711, 5232458, 6183814, 9717422, 34010977, 68021954]

約数ペア:

[(1, 68021954), (2, 34010977), (7, 9717422), (11, 6183814), (13, 5232458), (14, 4858711), (22, 3091907), (26, 2616229), (61, 1115114), (77, 883402), (91, 747494), (122, 557557), (143, 475678), (154, 441701), (182, 373747), (286, 237839), (427, 159302), (557, 122122), (671, 101374), (793, 85778), (854, 79651), (1001, 67954), (1114, 61061), (1342, 50687), (1586, 42889), (2002, 33977), (3899, 17446), (4697, 14482), (5551, 12254), (6127, 11102), (7241, 9394), (7798, 8723)]