65018985

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71059}}^1$

素因数の和:71128

約数の個数: 16

約数和(自身を含む): 105737280

約数和(自身を除く): 40718295

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 71059, 213177, 355295, 1065885, 4334599, 13003797, 21672995, 65018985]

約数ペア:

[(1, 65018985), (3, 21672995), (5, 13003797), (15, 4334599), (61, 1065885), (183, 355295), (305, 213177), (915, 71059)]