15839325

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 31076136

約数和(自身を除く): 15236811

約数列:

[1, 3, 5, 9, 15, 17, 25, 41, 45, 51, 75, 85, 101, 123, 153, 205, 225, 255, 303, 369, 425, 505, 615, 697, 765, 909, 1025, 1275, 1515, 1717, 1845, 2091, 2525, 3075, 3485, 3825, 4141, 4545, 5151, 6273, 7575, 8585, 9225, 10455, 12423, 15453, 17425, 20705, 22725, 25755, 31365, 37269, 42925, 52275, 62115, 70397, 77265, 103525, 128775, 156825, 186345, 211191, 310575, 351985, 386325, 633573, 931725, 1055955, 1759925, 3167865, 5279775, 15839325]

約数ペア:

[(1, 15839325), (3, 5279775), (5, 3167865), (9, 1759925), (15, 1055955), (17, 931725), (25, 633573), (41, 386325), (45, 351985), (51, 310575), (75, 211191), (85, 186345), (101, 156825), (123, 128775), (153, 103525), (205, 77265), (225, 70397), (255, 62115), (303, 52275), (369, 42925), (425, 37269), (505, 31365), (615, 25755), (697, 22725), (765, 20705), (909, 17425), (1025, 15453), (1275, 12423), (1515, 10455), (1717, 9225), (1845, 8585), (2091, 7575), (2525, 6273), (3075, 5151), (3485, 4545), (3825, 4141)]