71781435

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13183}}^1$

素因数の和:13216

約数の個数: 36

約数和(自身を含む): 136770816

約数和(自身を除く): 64989381

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 5445, 13183, 39549, 65915, 118647, 145013, 197745, 435039, 593235, 725065, 1305117, 1595143, 2175195, 4785429, 6525585, 7975715, 14356287, 23927145, 71781435]

約数ペア:

[(1, 71781435), (3, 23927145), (5, 14356287), (9, 7975715), (11, 6525585), (15, 4785429), (33, 2175195), (45, 1595143), (55, 1305117), (99, 725065), (121, 593235), (165, 435039), (363, 197745), (495, 145013), (605, 118647), (1089, 65915), (1815, 39549), (5445, 13183)]