211321125

素因数分解:

$3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{8167}}^1$

素因数の和:8211

約数の個数: 48

約数和(自身を含む): 397552896

約数和(自身を除く): 186231771

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 207, 225, 345, 375, 575, 1035, 1125, 1725, 2875, 5175, 8167, 8625, 24501, 25875, 40835, 73503, 122505, 187841, 204175, 367515, 563523, 612525, 939205, 1020875, 1690569, 1837575, 2817615, 3062625, 4696025, 8452845, 9187875, 14088075, 23480125, 42264225, 70440375, 211321125]

約数ペア:

[(1, 211321125), (3, 70440375), (5, 42264225), (9, 23480125), (15, 14088075), (23, 9187875), (25, 8452845), (45, 4696025), (69, 3062625), (75, 2817615), (115, 1837575), (125, 1690569), (207, 1020875), (225, 939205), (345, 612525), (375, 563523), (575, 367515), (1035, 204175), (1125, 187841), (1725, 122505), (2875, 73503), (5175, 40835), (8167, 25875), (8625, 24501)]