631260872

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{421}}^1\times {\mathrm{1549}}^1$

素因数の和:1998

約数の個数: 48

約数和(自身を含む): 1304929500

約数和(自身を除く): 673668628

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 421, 484, 842, 968, 1549, 1684, 3098, 3368, 4631, 6196, 9262, 12392, 17039, 18524, 34078, 37048, 50941, 68156, 101882, 136312, 187429, 203764, 374858, 407528, 652129, 749716, 1304258, 1499432, 2608516, 5217032, 7173419, 14346838, 28693676, 57387352, 78907609, 157815218, 315630436, 631260872]

約数ペア:

[(1, 631260872), (2, 315630436), (4, 157815218), (8, 78907609), (11, 57387352), (22, 28693676), (44, 14346838), (88, 7173419), (121, 5217032), (242, 2608516), (421, 1499432), (484, 1304258), (842, 749716), (968, 652129), (1549, 407528), (1684, 374858), (3098, 203764), (3368, 187429), (4631, 136312), (6196, 101882), (9262, 68156), (12392, 50941), (17039, 37048), (18524, 34078)]