157427487

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{673}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 269168640

約数和(自身を除く): 111741153

約数列:

[1, 3, 7, 9, 21, 47, 63, 79, 141, 237, 329, 423, 553, 673, 711, 987, 1659, 2019, 2961, 3713, 4711, 4977, 6057, 11139, 14133, 25991, 31631, 33417, 42399, 53167, 77973, 94893, 159501, 221417, 233919, 284679, 372169, 478503, 664251, 1116507, 1992753, 2498849, 3349521, 7496547, 17491943, 22489641, 52475829, 157427487]

約数ペア:

[(1, 157427487), (3, 52475829), (7, 22489641), (9, 17491943), (21, 7496547), (47, 3349521), (63, 2498849), (79, 1992753), (141, 1116507), (237, 664251), (329, 478503), (423, 372169), (553, 284679), (673, 233919), (711, 221417), (987, 159501), (1659, 94893), (2019, 77973), (2961, 53167), (3713, 42399), (4711, 33417), (4977, 31631), (6057, 25991), (11139, 14133)]