131489390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{33629}}^1$

素因数の和:33676

約数の個数: 32

約数和(自身を含む): 261506880

約数和(自身を除く): 130017490

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 33629, 67258, 168145, 336290, 571693, 773467, 1143386, 1546934, 2858465, 3867335, 5716930, 7734670, 13148939, 26297878, 65744695, 131489390]

約数ペア:

[(1, 131489390), (2, 65744695), (5, 26297878), (10, 13148939), (17, 7734670), (23, 5716930), (34, 3867335), (46, 2858465), (85, 1546934), (115, 1143386), (170, 773467), (230, 571693), (391, 336290), (782, 168145), (1955, 67258), (3910, 33629)]