47697975

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{709}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 96139680

約数和(自身を除く): 48441705

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 65, 69, 75, 115, 117, 195, 207, 225, 299, 325, 345, 575, 585, 709, 897, 975, 1035, 1495, 1725, 2127, 2691, 2925, 3545, 4485, 5175, 6381, 7475, 9217, 10635, 13455, 16307, 17725, 22425, 27651, 31905, 46085, 48921, 53175, 67275, 81535, 82953, 138255, 146763, 159525, 211991, 230425, 244605, 407675, 414765, 635973, 691275, 733815, 1059955, 1223025, 1907919, 2073825, 3179865, 3669075, 5299775, 9539595, 15899325, 47697975]

約数ペア:

[(1, 47697975), (3, 15899325), (5, 9539595), (9, 5299775), (13, 3669075), (15, 3179865), (23, 2073825), (25, 1907919), (39, 1223025), (45, 1059955), (65, 733815), (69, 691275), (75, 635973), (115, 414765), (117, 407675), (195, 244605), (207, 230425), (225, 211991), (299, 159525), (325, 146763), (345, 138255), (575, 82953), (585, 81535), (709, 67275), (897, 53175), (975, 48921), (1035, 46085), (1495, 31905), (1725, 27651), (2127, 22425), (2691, 17725), (2925, 16307), (3545, 13455), (4485, 10635), (5175, 9217), (6381, 7475)]