290432895

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{2423}}^1$

素因数の和:2623

約数の個数: 32

約数和(自身を含む): 476112384

約数和(自身を除く): 185679489

約数列:

[1, 3, 5, 15, 61, 131, 183, 305, 393, 655, 915, 1965, 2423, 7269, 7991, 12115, 23973, 36345, 39955, 119865, 147803, 317413, 443409, 739015, 952239, 1587065, 2217045, 4761195, 19362193, 58086579, 96810965, 290432895]

約数ペア:

[(1, 290432895), (3, 96810965), (5, 58086579), (15, 19362193), (61, 4761195), (131, 2217045), (183, 1587065), (305, 952239), (393, 739015), (655, 443409), (915, 317413), (1965, 147803), (2423, 119865), (7269, 39955), (7991, 36345), (12115, 23973)]