157021724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{647}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 301771008

約数和(自身を除く): 144749284

約数列:

[1, 2, 4, 17, 34, 43, 68, 83, 86, 166, 172, 332, 647, 731, 1294, 1411, 1462, 2588, 2822, 2924, 3569, 5644, 7138, 10999, 14276, 21998, 27821, 43996, 53701, 55642, 60673, 107402, 111284, 121346, 214804, 242692, 472957, 912917, 945914, 1825834, 1891828, 2309143, 3651668, 4618286, 9236572, 39255431, 78510862, 157021724]

約数ペア:

[(1, 157021724), (2, 78510862), (4, 39255431), (17, 9236572), (34, 4618286), (43, 3651668), (68, 2309143), (83, 1891828), (86, 1825834), (166, 945914), (172, 912917), (332, 472957), (647, 242692), (731, 214804), (1294, 121346), (1411, 111284), (1462, 107402), (2588, 60673), (2822, 55642), (2924, 53701), (3569, 43996), (5644, 27821), (7138, 21998), (10999, 14276)]