207375609

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{1289}}^1$

素因数の和:1509

約数の個数: 32

約数和(自身を含む): 324956160

約数和(自身を除く): 117580551

約数列:

[1, 3, 7, 21, 47, 141, 163, 329, 489, 987, 1141, 1289, 3423, 3867, 7661, 9023, 22983, 27069, 53627, 60583, 160881, 181749, 210107, 424081, 630321, 1272243, 1470749, 4412247, 9875029, 29625087, 69125203, 207375609]

約数ペア:

[(1, 207375609), (3, 69125203), (7, 29625087), (21, 9875029), (47, 4412247), (141, 1470749), (163, 1272243), (329, 630321), (489, 424081), (987, 210107), (1141, 181749), (1289, 160881), (3423, 60583), (3867, 53627), (7661, 27069), (9023, 22983)]