28918017

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1097}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 43678440

約数和(自身を除く): 14760423

約数列:

[1, 3, 9, 29, 87, 101, 261, 303, 909, 1097, 2929, 3291, 8787, 9873, 26361, 31813, 95439, 110797, 286317, 332391, 997173, 3213113, 9639339, 28918017]

約数ペア:

[(1, 28918017), (3, 9639339), (9, 3213113), (29, 997173), (87, 332391), (101, 286317), (261, 110797), (303, 95439), (909, 31813), (1097, 26361), (2929, 9873), (3291, 8787)]