2921025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 5356800

約数和(自身を除く): 2435775

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 79, 85, 87, 145, 237, 255, 395, 425, 435, 493, 725, 1185, 1275, 1343, 1479, 1975, 2175, 2291, 2465, 4029, 5925, 6715, 6873, 7395, 11455, 12325, 20145, 33575, 34365, 36975, 38947, 57275, 100725, 116841, 171825, 194735, 584205, 973675, 2921025]

約数ペア:

[(1, 2921025), (3, 973675), (5, 584205), (15, 194735), (17, 171825), (25, 116841), (29, 100725), (51, 57275), (75, 38947), (79, 36975), (85, 34365), (87, 33575), (145, 20145), (237, 12325), (255, 11455), (395, 7395), (425, 6873), (435, 6715), (493, 5925), (725, 4029), (1185, 2465), (1275, 2291), (1343, 2175), (1479, 1975)]