287157416

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4993}}^1$

素因数の和:5098

約数の個数: 64

約数和(自身を含む): 671193600

約数和(自身を除く): 384036184

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 79, 91, 104, 158, 182, 316, 364, 553, 632, 728, 1027, 1106, 2054, 2212, 4108, 4424, 4993, 7189, 8216, 9986, 14378, 19972, 28756, 34951, 39944, 57512, 64909, 69902, 129818, 139804, 259636, 279608, 394447, 454363, 519272, 788894, 908726, 1577788, 1817452, 2761129, 3155576, 3634904, 5127811, 5522258, 10255622, 11044516, 20511244, 22089032, 35894677, 41022488, 71789354, 143578708, 287157416]

約数ペア:

[(1, 287157416), (2, 143578708), (4, 71789354), (7, 41022488), (8, 35894677), (13, 22089032), (14, 20511244), (26, 11044516), (28, 10255622), (52, 5522258), (56, 5127811), (79, 3634904), (91, 3155576), (104, 2761129), (158, 1817452), (182, 1577788), (316, 908726), (364, 788894), (553, 519272), (632, 454363), (728, 394447), (1027, 279608), (1106, 259636), (2054, 139804), (2212, 129818), (4108, 69902), (4424, 64909), (4993, 57512), (7189, 39944), (8216, 34951), (9986, 28756), (14378, 19972)]