11919375

素因数分解:

$3^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:202

約数の個数: 60

約数和(自身を含む): 23311288

約数和(自身を除く): 11391913

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 163, 195, 225, 325, 375, 489, 585, 625, 815, 975, 1125, 1467, 1625, 1875, 2119, 2445, 2925, 4075, 4875, 5625, 6357, 7335, 8125, 10595, 12225, 14625, 19071, 20375, 24375, 31785, 36675, 52975, 61125, 73125, 95355, 101875, 158925, 183375, 264875, 305625, 476775, 794625, 916875, 1324375, 2383875, 3973125, 11919375]

約数ペア:

[(1, 11919375), (3, 3973125), (5, 2383875), (9, 1324375), (13, 916875), (15, 794625), (25, 476775), (39, 305625), (45, 264875), (65, 183375), (75, 158925), (117, 101875), (125, 95355), (163, 73125), (195, 61125), (225, 52975), (325, 36675), (375, 31785), (489, 24375), (585, 20375), (625, 19071), (815, 14625), (975, 12225), (1125, 10595), (1467, 8125), (1625, 7335), (1875, 6357), (2119, 5625), (2445, 4875), (2925, 4075)]