288888985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{12301}}^1$

素因数の和:12385

約数の個数: 32

約数和(自身を含む): 439329024

約数和(自身を除く): 150440039

約数列:

[1, 5, 7, 11, 35, 55, 61, 77, 305, 385, 427, 671, 2135, 3355, 4697, 12301, 23485, 61505, 86107, 135311, 430535, 676555, 750361, 947177, 3751805, 4735885, 5252527, 8253971, 26262635, 41269855, 57777797, 288888985]

約数ペア:

[(1, 288888985), (5, 57777797), (7, 41269855), (11, 26262635), (35, 8253971), (55, 5252527), (61, 4735885), (77, 3751805), (305, 947177), (385, 750361), (427, 676555), (671, 430535), (2135, 135311), (3355, 86107), (4697, 61505), (12301, 23485)]