30489221

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:369

約数の個数: 24

約数和(自身を含む): 37116576

約数和(自身を除く): 6627355

約数列:

[1, 7, 37, 49, 67, 251, 259, 469, 1757, 1813, 2479, 3283, 9287, 12299, 16817, 17353, 65009, 117719, 121471, 455063, 622229, 824033, 4355603, 30489221]

約数ペア:

[(1, 30489221), (7, 4355603), (37, 824033), (49, 622229), (67, 455063), (251, 121471), (259, 117719), (469, 65009), (1757, 17353), (1813, 16817), (2479, 12299), (3283, 9287)]