28789839

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2389}}^1$

素因数の和:2511

約数の個数: 24

約数和(自身を含む): 45237920

約数和(自身を除く): 16448081

約数列:

[1, 3, 9, 13, 39, 103, 117, 309, 927, 1339, 2389, 4017, 7167, 12051, 21501, 31057, 93171, 246067, 279513, 738201, 2214603, 3198871, 9596613, 28789839]

約数ペア:

[(1, 28789839), (3, 9596613), (9, 3198871), (13, 2214603), (39, 738201), (103, 279513), (117, 246067), (309, 93171), (927, 31057), (1339, 21501), (2389, 12051), (4017, 7167)]