289722075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{227233}}^1$

素因数の和:227263

約数の個数: 24

約数和(自身を含む): 507186288

約数和(自身を除く): 217464213

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 227233, 681699, 1136165, 3408495, 3862961, 5680825, 11588883, 17042475, 19314805, 57944415, 96574025, 289722075]

約数ペア:

[(1, 289722075), (3, 96574025), (5, 57944415), (15, 19314805), (17, 17042475), (25, 11588883), (51, 5680825), (75, 3862961), (85, 3408495), (255, 1136165), (425, 681699), (1275, 227233)]