31913224

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 72547200

約数和(自身を除く): 40633976

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 43, 56, 58, 86, 116, 172, 203, 232, 301, 344, 406, 457, 602, 812, 914, 1204, 1247, 1624, 1828, 2408, 2494, 3199, 3656, 4988, 6398, 8729, 9976, 12796, 13253, 17458, 19651, 25592, 26506, 34916, 39302, 53012, 69832, 78604, 92771, 106024, 137557, 157208, 185542, 275114, 371084, 550228, 569879, 742168, 1100456, 1139758, 2279516, 3989153, 4559032, 7978306, 15956612, 31913224]

約数ペア:

[(1, 31913224), (2, 15956612), (4, 7978306), (7, 4559032), (8, 3989153), (14, 2279516), (28, 1139758), (29, 1100456), (43, 742168), (56, 569879), (58, 550228), (86, 371084), (116, 275114), (172, 185542), (203, 157208), (232, 137557), (301, 106024), (344, 92771), (406, 78604), (457, 69832), (602, 53012), (812, 39302), (914, 34916), (1204, 26506), (1247, 25592), (1624, 19651), (1828, 17458), (2408, 13253), (2494, 12796), (3199, 9976), (3656, 8729), (4988, 6398)]