53198385

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2557}}^1$

素因数の和:2657

約数の個数: 32

約数和(自身を含む): 90860160

約数和(自身を除く): 37661775

約数列:

[1, 3, 5, 15, 19, 57, 73, 95, 219, 285, 365, 1095, 1387, 2557, 4161, 6935, 7671, 12785, 20805, 38355, 48583, 145749, 186661, 242915, 559983, 728745, 933305, 2799915, 3546559, 10639677, 17732795, 53198385]

約数ペア:

[(1, 53198385), (3, 17732795), (5, 10639677), (15, 3546559), (19, 2799915), (57, 933305), (73, 728745), (95, 559983), (219, 242915), (285, 186661), (365, 145749), (1095, 48583), (1387, 38355), (2557, 20805), (4161, 12785), (6935, 7671)]