28203395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{6491}}^1$

素因数の和:6586

約数の個数: 16

約数和(自身を含む): 37393920

約数和(自身を除く): 9190525

約数列:

[1, 5, 11, 55, 79, 395, 869, 4345, 6491, 32455, 71401, 357005, 512789, 2563945, 5640679, 28203395]

約数ペア:

[(1, 28203395), (5, 5640679), (11, 2563945), (55, 512789), (79, 357005), (395, 71401), (869, 32455), (4345, 6491)]