431004825

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{401}}^1$

素因数の和:715

約数の個数: 72

約数和(自身を含む): 822342456

約数和(自身を除く): 391337631

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 281, 401, 425, 765, 843, 1203, 1275, 1405, 2005, 2529, 3609, 3825, 4215, 4777, 6015, 6817, 7025, 10025, 12645, 14331, 18045, 20451, 21075, 23885, 30075, 34085, 42993, 61353, 63225, 71655, 90225, 102255, 112681, 119425, 170425, 214965, 306765, 338043, 358275, 511275, 563405, 1014129, 1074825, 1533825, 1690215, 1915577, 2817025, 5070645, 5746731, 8451075, 9577885, 17240193, 25353225, 28733655, 47889425, 86200965, 143668275, 431004825]

約数ペア:

[(1, 431004825), (3, 143668275), (5, 86200965), (9, 47889425), (15, 28733655), (17, 25353225), (25, 17240193), (45, 9577885), (51, 8451075), (75, 5746731), (85, 5070645), (153, 2817025), (225, 1915577), (255, 1690215), (281, 1533825), (401, 1074825), (425, 1014129), (765, 563405), (843, 511275), (1203, 358275), (1275, 338043), (1405, 306765), (2005, 214965), (2529, 170425), (3609, 119425), (3825, 112681), (4215, 102255), (4777, 90225), (6015, 71655), (6817, 63225), (7025, 61353), (10025, 42993), (12645, 34085), (14331, 30075), (18045, 23885), (20451, 21075)]