978183375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1231}}^1$

素因数の和:1425

約数の個数: 64

約数和(自身を含む): 1765091328

約数和(自身を除く): 786907953

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 163, 195, 325, 375, 489, 815, 975, 1231, 1625, 2119, 2445, 3693, 4075, 4875, 6155, 6357, 10595, 12225, 16003, 18465, 20375, 30775, 31785, 48009, 52975, 61125, 80015, 92325, 153875, 158925, 200653, 240045, 264875, 400075, 461625, 601959, 794625, 1003265, 1200225, 2000375, 2608489, 3009795, 5016325, 6001125, 7825467, 13042445, 15048975, 25081625, 39127335, 65212225, 75244875, 195636675, 326061125, 978183375]

約数ペア:

[(1, 978183375), (3, 326061125), (5, 195636675), (13, 75244875), (15, 65212225), (25, 39127335), (39, 25081625), (65, 15048975), (75, 13042445), (125, 7825467), (163, 6001125), (195, 5016325), (325, 3009795), (375, 2608489), (489, 2000375), (815, 1200225), (975, 1003265), (1231, 794625), (1625, 601959), (2119, 461625), (2445, 400075), (3693, 264875), (4075, 240045), (4875, 200653), (6155, 158925), (6357, 153875), (10595, 92325), (12225, 80015), (16003, 61125), (18465, 52975), (20375, 48009), (30775, 31785)]