289173638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{7351}}^1$

素因数の和:7472

約数の個数: 32

約数和(自身を含む): 500230080

約数和(自身を除く): 211056442

約数列:

[1, 2, 13, 17, 26, 34, 89, 178, 221, 442, 1157, 1513, 2314, 3026, 7351, 14702, 19669, 39338, 95563, 124967, 191126, 249934, 654239, 1308478, 1624571, 3249142, 8505107, 11122063, 17010214, 22244126, 144586819, 289173638]

約数ペア:

[(1, 289173638), (2, 144586819), (13, 22244126), (17, 17010214), (26, 11122063), (34, 8505107), (89, 3249142), (178, 1624571), (221, 1308478), (442, 654239), (1157, 249934), (1513, 191126), (2314, 124967), (3026, 95563), (7351, 39338), (14702, 19669)]