4065375

素因数分解:

$3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 6971328

約数和(自身を除く): 2905953

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 125, 185, 293, 375, 555, 879, 925, 1465, 2775, 4395, 4625, 7325, 10841, 13875, 21975, 32523, 36625, 54205, 109875, 162615, 271025, 813075, 1355125, 4065375]

約数ペア:

[(1, 4065375), (3, 1355125), (5, 813075), (15, 271025), (25, 162615), (37, 109875), (75, 54205), (111, 36625), (125, 32523), (185, 21975), (293, 13875), (375, 10841), (555, 7325), (879, 4625), (925, 4395), (1465, 2775)]