2017757885

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1699}}^1$

素因数の和:1890

約数の個数: 48

約数和(自身を含む): 2886844800

約数和(自身を除く): 869086915

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 151, 605, 715, 755, 1573, 1661, 1699, 1963, 7865, 8305, 8495, 9815, 18271, 18689, 21593, 22087, 91355, 93445, 107965, 110435, 205579, 237523, 242957, 256549, 1027895, 1187615, 1214785, 1282745, 2672527, 2822039, 3335137, 13362635, 14110195, 16675685, 31042429, 36686507, 155212145, 183432535, 403551577, 2017757885]

約数ペア:

[(1, 2017757885), (5, 403551577), (11, 183432535), (13, 155212145), (55, 36686507), (65, 31042429), (121, 16675685), (143, 14110195), (151, 13362635), (605, 3335137), (715, 2822039), (755, 2672527), (1573, 1282745), (1661, 1214785), (1699, 1187615), (1963, 1027895), (7865, 256549), (8305, 242957), (8495, 237523), (9815, 205579), (18271, 110435), (18689, 107965), (21593, 93445), (22087, 91355)]