257965512

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{4639}}^1$

素因数の和:4986

約数の個数: 64

約数和(自身を含む): 739430400

約数和(自身を除く): 481464888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 331, 662, 993, 1324, 1986, 2317, 2648, 3972, 4634, 4639, 6951, 7944, 9268, 9278, 13902, 13917, 18536, 18556, 27804, 27834, 32473, 37112, 55608, 55668, 64946, 97419, 111336, 129892, 194838, 259784, 389676, 779352, 1535509, 3071018, 4606527, 6142036, 9213054, 10748563, 12284072, 18426108, 21497126, 32245689, 36852216, 42994252, 64491378, 85988504, 128982756, 257965512]

約数ペア:

[(1, 257965512), (2, 128982756), (3, 85988504), (4, 64491378), (6, 42994252), (7, 36852216), (8, 32245689), (12, 21497126), (14, 18426108), (21, 12284072), (24, 10748563), (28, 9213054), (42, 6142036), (56, 4606527), (84, 3071018), (168, 1535509), (331, 779352), (662, 389676), (993, 259784), (1324, 194838), (1986, 129892), (2317, 111336), (2648, 97419), (3972, 64946), (4634, 55668), (4639, 55608), (6951, 37112), (7944, 32473), (9268, 27834), (9278, 27804), (13902, 18556), (13917, 18536)]