81931752

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{162563}}^1$

素因数の和:162582

約数の個数: 48

約数和(自身を含む): 253599840

約数和(自身を除く): 171668088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 162563, 325126, 487689, 650252, 975378, 1137941, 1300504, 1463067, 1950756, 2275882, 2926134, 3413823, 3901512, 4551764, 5852268, 6827646, 9103528, 10241469, 11704536, 13655292, 20482938, 27310584, 40965876, 81931752]

約数ペア:

[(1, 81931752), (2, 40965876), (3, 27310584), (4, 20482938), (6, 13655292), (7, 11704536), (8, 10241469), (9, 9103528), (12, 6827646), (14, 5852268), (18, 4551764), (21, 3901512), (24, 3413823), (28, 2926134), (36, 2275882), (42, 1950756), (56, 1463067), (63, 1300504), (72, 1137941), (84, 975378), (126, 650252), (168, 487689), (252, 325126), (504, 162563)]