12157432875

素因数分解:

$3^2\times 5^3\times 7^2\times {\mathrm{220543}}^1$

素因数の和:220578

約数の個数: 72

約数和(自身を含む): 25494004224

約数和(自身を除く): 13336571349

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 125, 147, 175, 225, 245, 315, 375, 441, 525, 735, 875, 1125, 1225, 1575, 2205, 2625, 3675, 6125, 7875, 11025, 18375, 55125, 220543, 661629, 1102715, 1543801, 1984887, 3308145, 4631403, 5513575, 7719005, 9924435, 10806607, 13894209, 16540725, 23157015, 27567875, 32419821, 38595025, 49622175, 54033035, 69471045, 82703625, 97259463, 115785075, 162099105, 192975125, 248110875, 270165175, 347355225, 486297315, 578925375, 810495525, 1350825875, 1736776125, 2431486575, 4052477625, 12157432875]

約数ペア:

[(1, 12157432875), (3, 4052477625), (5, 2431486575), (7, 1736776125), (9, 1350825875), (15, 810495525), (21, 578925375), (25, 486297315), (35, 347355225), (45, 270165175), (49, 248110875), (63, 192975125), (75, 162099105), (105, 115785075), (125, 97259463), (147, 82703625), (175, 69471045), (225, 54033035), (245, 49622175), (315, 38595025), (375, 32419821), (441, 27567875), (525, 23157015), (735, 16540725), (875, 13894209), (1125, 10806607), (1225, 9924435), (1575, 7719005), (2205, 5513575), (2625, 4631403), (3675, 3308145), (6125, 1984887), (7875, 1543801), (11025, 1102715), (18375, 661629), (55125, 220543)]