385725

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 659680

約数和(自身を除く): 273955

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 139, 185, 417, 555, 695, 925, 2085, 2775, 3475, 5143, 10425, 15429, 25715, 77145, 128575, 385725]

約数ペア:

[(1, 385725), (3, 128575), (5, 77145), (15, 25715), (25, 15429), (37, 10425), (75, 5143), (111, 3475), (139, 2775), (185, 2085), (417, 925), (555, 695)]