1515992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 3071520

約数和(自身を除く): 1555528

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 157, 284, 314, 568, 628, 1207, 1256, 2414, 2669, 4828, 5338, 9656, 10676, 11147, 21352, 22294, 44588, 89176, 189499, 378998, 757996, 1515992]

約数ペア:

[(1, 1515992), (2, 757996), (4, 378998), (8, 189499), (17, 89176), (34, 44588), (68, 22294), (71, 21352), (136, 11147), (142, 10676), (157, 9656), (284, 5338), (314, 4828), (568, 2669), (628, 2414), (1207, 1256)]