15839901

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 30873600

約数和(自身を除く): 15033699

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 57, 63, 77, 99, 133, 171, 189, 209, 231, 297, 399, 401, 513, 627, 693, 1197, 1203, 1463, 1881, 2079, 2807, 3591, 3609, 4389, 4411, 5643, 7619, 8421, 10827, 13167, 13233, 22857, 25263, 30877, 39501, 39699, 53333, 68571, 75789, 83809, 92631, 119097, 159999, 205713, 251427, 277893, 479997, 586663, 754281, 833679, 1439991, 1759989, 2262843, 5279967, 15839901]

約数ペア:

[(1, 15839901), (3, 5279967), (7, 2262843), (9, 1759989), (11, 1439991), (19, 833679), (21, 754281), (27, 586663), (33, 479997), (57, 277893), (63, 251427), (77, 205713), (99, 159999), (133, 119097), (171, 92631), (189, 83809), (209, 75789), (231, 68571), (297, 53333), (399, 39699), (401, 39501), (513, 30877), (627, 25263), (693, 22857), (1197, 13233), (1203, 13167), (1463, 10827), (1881, 8421), (2079, 7619), (2807, 5643), (3591, 4411), (3609, 4389)]