90431406

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1733}}^1$

素因数の和:1977

約数の個数: 48

約数和(自身を含む): 212075136

約数和(自身を除く): 121643730

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 223, 234, 446, 669, 1338, 1733, 2007, 2899, 3466, 4014, 5199, 5798, 8697, 10398, 15597, 17394, 22529, 26091, 31194, 45058, 52182, 67587, 135174, 202761, 386459, 405522, 772918, 1159377, 2318754, 3478131, 5023967, 6956262, 10047934, 15071901, 30143802, 45215703, 90431406]

約数ペア:

[(1, 90431406), (2, 45215703), (3, 30143802), (6, 15071901), (9, 10047934), (13, 6956262), (18, 5023967), (26, 3478131), (39, 2318754), (78, 1159377), (117, 772918), (223, 405522), (234, 386459), (446, 202761), (669, 135174), (1338, 67587), (1733, 52182), (2007, 45058), (2899, 31194), (3466, 26091), (4014, 22529), (5199, 17394), (5798, 15597), (8697, 10398)]