4721775

素因数分解:

$3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 7875984

約数和(自身を除く): 3154209

約数列:

[1, 3, 5, 15, 25, 75, 157, 401, 471, 785, 1203, 2005, 2355, 3925, 6015, 10025, 11775, 30075, 62957, 188871, 314785, 944355, 1573925, 4721775]

約数ペア:

[(1, 4721775), (3, 1573925), (5, 944355), (15, 314785), (25, 188871), (75, 62957), (157, 30075), (401, 11775), (471, 10025), (785, 6015), (1203, 3925), (2005, 2355)]