257538338

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{15427}}^1$

素因数の和:15937

約数の個数: 16

約数和(自身を含む): 409891104

約数和(自身を除く): 152352766

約数列:

[1, 2, 17, 34, 491, 982, 8347, 15427, 16694, 30854, 262259, 524518, 7574657, 15149314, 128769169, 257538338]

約数ペア:

[(1, 257538338), (2, 128769169), (17, 15149314), (34, 7574657), (491, 524518), (982, 262259), (8347, 30854), (15427, 16694)]