3951975

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 7142400

約数和(自身を除く): 3190425

約数列:

[1, 3, 5, 15, 23, 25, 29, 69, 75, 79, 87, 115, 145, 237, 345, 395, 435, 575, 667, 725, 1185, 1725, 1817, 1975, 2001, 2175, 2291, 3335, 5451, 5925, 6873, 9085, 10005, 11455, 16675, 27255, 34365, 45425, 50025, 52693, 57275, 136275, 158079, 171825, 263465, 790395, 1317325, 3951975]

約数ペア:

[(1, 3951975), (3, 1317325), (5, 790395), (15, 263465), (23, 171825), (25, 158079), (29, 136275), (69, 57275), (75, 52693), (79, 50025), (87, 45425), (115, 34365), (145, 27255), (237, 16675), (345, 11455), (395, 10005), (435, 9085), (575, 6873), (667, 5925), (725, 5451), (1185, 3335), (1725, 2291), (1817, 2175), (1975, 2001)]