389325

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 669600

約数和(自身を除く): 280275

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 179, 435, 537, 725, 895, 2175, 2685, 4475, 5191, 13425, 15573, 25955, 77865, 129775, 389325]

約数ペア:

[(1, 389325), (3, 129775), (5, 77865), (15, 25955), (25, 15573), (29, 13425), (75, 5191), (87, 4475), (145, 2685), (179, 2175), (435, 895), (537, 725)]