51906348

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{563}}^1$

素因数の和:783

約数の個数: 72

約数和(自身を含む): 142270128

約数和(自身を除く): 90363780

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 197, 234, 394, 468, 563, 591, 788, 1126, 1182, 1689, 1773, 2252, 2364, 2561, 3378, 3546, 5067, 5122, 6756, 7092, 7319, 7683, 10134, 10244, 14638, 15366, 20268, 21957, 23049, 29276, 30732, 43914, 46098, 65871, 87828, 92196, 110911, 131742, 221822, 263484, 332733, 443644, 665466, 998199, 1330932, 1441843, 1996398, 2883686, 3992796, 4325529, 5767372, 8651058, 12976587, 17302116, 25953174, 51906348]

約数ペア:

[(1, 51906348), (2, 25953174), (3, 17302116), (4, 12976587), (6, 8651058), (9, 5767372), (12, 4325529), (13, 3992796), (18, 2883686), (26, 1996398), (36, 1441843), (39, 1330932), (52, 998199), (78, 665466), (117, 443644), (156, 332733), (197, 263484), (234, 221822), (394, 131742), (468, 110911), (563, 92196), (591, 87828), (788, 65871), (1126, 46098), (1182, 43914), (1689, 30732), (1773, 29276), (2252, 23049), (2364, 21957), (2561, 20268), (3378, 15366), (3546, 14638), (5067, 10244), (5122, 10134), (6756, 7683), (7092, 7319)]