407580212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{71909}}^1$

素因数の和:72035

約数の個数: 24

約数和(自身を含む): 775189800

約数和(自身を除く): 367609588

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5668, 71909, 143818, 287636, 934817, 1869634, 3739268, 7838081, 15676162, 31352324, 101895053, 203790106, 407580212]

約数ペア:

[(1, 407580212), (2, 203790106), (4, 101895053), (13, 31352324), (26, 15676162), (52, 7838081), (109, 3739268), (218, 1869634), (436, 934817), (1417, 287636), (2834, 143818), (5668, 71909)]