389621888

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{659}}^1$

素因数の和:853

約数の個数: 64

約数和(自身を含む): 807840000

約数和(自身を除く): 418218112

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 149, 248, 298, 496, 596, 659, 992, 1192, 1318, 1984, 2384, 2636, 3968, 4619, 4768, 5272, 9238, 9536, 10544, 18476, 19072, 20429, 21088, 36952, 40858, 42176, 73904, 81716, 84352, 98191, 147808, 163432, 196382, 295616, 326864, 392764, 591232, 653728, 785528, 1307456, 1571056, 2614912, 3043921, 3142112, 6087842, 6284224, 12175684, 12568448, 24351368, 48702736, 97405472, 194810944, 389621888]

約数ペア:

[(1, 389621888), (2, 194810944), (4, 97405472), (8, 48702736), (16, 24351368), (31, 12568448), (32, 12175684), (62, 6284224), (64, 6087842), (124, 3142112), (128, 3043921), (149, 2614912), (248, 1571056), (298, 1307456), (496, 785528), (596, 653728), (659, 591232), (992, 392764), (1192, 326864), (1318, 295616), (1984, 196382), (2384, 163432), (2636, 147808), (3968, 98191), (4619, 84352), (4768, 81716), (5272, 73904), (9238, 42176), (9536, 40858), (10544, 36952), (18476, 21088), (19072, 20429)]