75554145

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 135233280

約数和(自身を除く): 59679135

約数列:

[1, 3, 5, 9, 15, 45, 47, 139, 141, 235, 257, 417, 423, 695, 705, 771, 1251, 1285, 2085, 2115, 2313, 3855, 6255, 6533, 11565, 12079, 19599, 32665, 35723, 36237, 58797, 60395, 97995, 107169, 108711, 178615, 181185, 293985, 321507, 535845, 543555, 1607535, 1678981, 5036943, 8394905, 15110829, 25184715, 75554145]

約数ペア:

[(1, 75554145), (3, 25184715), (5, 15110829), (9, 8394905), (15, 5036943), (45, 1678981), (47, 1607535), (139, 543555), (141, 535845), (235, 321507), (257, 293985), (417, 181185), (423, 178615), (695, 108711), (705, 107169), (771, 97995), (1251, 60395), (1285, 58797), (2085, 36237), (2115, 35723), (2313, 32665), (3855, 19599), (6255, 12079), (6533, 11565)]