28884639

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{9109}}^1$

素因数の和:9270

約数の個数: 16

約数和(自身を含む): 44311040

約数和(自身を除く): 15426401

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 9109, 27327, 63763, 191289, 1375459, 4126377, 9628213, 28884639]

約数ペア:

[(1, 28884639), (3, 9628213), (7, 4126377), (21, 1375459), (151, 191289), (453, 63763), (1057, 27327), (3171, 9109)]