78720498

素因数分解:

$2^1\times 3^4\times {\mathrm{79}}^1\times {\mathrm{6151}}^1$

素因数の和:6244

約数の個数: 40

約数和(自身を含む): 178654080

約数和(自身を除く): 99933582

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 81, 158, 162, 237, 474, 711, 1422, 2133, 4266, 6151, 6399, 12302, 12798, 18453, 36906, 55359, 110718, 166077, 332154, 485929, 498231, 971858, 996462, 1457787, 2915574, 4373361, 8746722, 13120083, 26240166, 39360249, 78720498]

約数ペア:

[(1, 78720498), (2, 39360249), (3, 26240166), (6, 13120083), (9, 8746722), (18, 4373361), (27, 2915574), (54, 1457787), (79, 996462), (81, 971858), (158, 498231), (162, 485929), (237, 332154), (474, 166077), (711, 110718), (1422, 55359), (2133, 36906), (4266, 18453), (6151, 12798), (6399, 12302)]