28764505

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{74713}}^1$

素因数の和:74736

約数の個数: 16

約数和(自身を含む): 43035264

約数和(自身を除く): 14270759

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 74713, 373565, 522991, 821843, 2614955, 4109215, 5752901, 28764505]

約数ペア:

[(1, 28764505), (5, 5752901), (7, 4109215), (11, 2614955), (35, 821843), (55, 522991), (77, 373565), (385, 74713)]