12805220701

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{21881}}^1$

素因数の和:22069

約数の個数: 32

約数和(自身を含む): 16175174400

約数和(自身を除く): 3369953699

約数列:

[1, 7, 13, 59, 91, 109, 413, 763, 767, 1417, 5369, 6431, 9919, 21881, 45017, 83603, 153167, 284453, 585221, 1290979, 1991171, 2385029, 9036853, 16695203, 16782727, 31005377, 117479089, 140716711, 217037639, 985016977, 1829317243, 12805220701]

約数ペア:

[(1, 12805220701), (7, 1829317243), (13, 985016977), (59, 217037639), (91, 140716711), (109, 117479089), (413, 31005377), (763, 16782727), (767, 16695203), (1417, 9036853), (5369, 2385029), (6431, 1991171), (9919, 1290979), (21881, 585221), (45017, 284453), (83603, 153167)]