31400229

素因数分解:

$3^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{941}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 48968928

約数和(自身を除く): 17568699

約数列:

[1, 3, 7, 21, 49, 147, 227, 681, 941, 1589, 2823, 4767, 6587, 11123, 19761, 33369, 46109, 138327, 213607, 640821, 1495249, 4485747, 10466743, 31400229]

約数ペア:

[(1, 31400229), (3, 10466743), (7, 4485747), (21, 1495249), (49, 640821), (147, 213607), (227, 138327), (681, 46109), (941, 33369), (1589, 19761), (2823, 11123), (4767, 6587)]