30681609

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 49244160

約数和(自身を除く): 18562551

約数列:

[1, 3, 7, 21, 23, 69, 139, 161, 417, 457, 483, 973, 1371, 2919, 3197, 3199, 9591, 9597, 10511, 22379, 31533, 63523, 67137, 73577, 190569, 220731, 444661, 1333983, 1461029, 4383087, 10227203, 30681609]

約数ペア:

[(1, 30681609), (3, 10227203), (7, 4383087), (21, 1461029), (23, 1333983), (69, 444661), (139, 220731), (161, 190569), (417, 73577), (457, 67137), (483, 63523), (973, 31533), (1371, 22379), (2919, 10511), (3197, 9597), (3199, 9591)]