212866115

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{552899}}^1$

素因数の和:552922

約数の個数: 16

約数和(自身を含む): 318470400

約数和(自身を除く): 105604285

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 552899, 2764495, 3870293, 6081889, 19351465, 30409445, 42573223, 212866115]

約数ペア:

[(1, 212866115), (5, 42573223), (7, 30409445), (11, 19351465), (35, 6081889), (55, 3870293), (77, 2764495), (385, 552899)]