643688493

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{12101}}^1$

素因数の和:12277

約数の個数: 32

約数和(自身を含む): 1045612800

約数和(自身を除く): 401924307

約数列:

[1, 3, 7, 17, 21, 51, 119, 149, 357, 447, 1043, 2533, 3129, 7599, 12101, 17731, 36303, 53193, 84707, 205717, 254121, 617151, 1440019, 1803049, 4320057, 5409147, 12621343, 30651833, 37864029, 91955499, 214562831, 643688493]

約数ペア:

[(1, 643688493), (3, 214562831), (7, 91955499), (17, 37864029), (21, 30651833), (51, 12621343), (119, 5409147), (149, 4320057), (357, 1803049), (447, 1440019), (1043, 617151), (2533, 254121), (3129, 205717), (7599, 84707), (12101, 53193), (17731, 36303)]