64382877

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 108881920

約数和(自身を除く): 44499043

約数列:

[1, 3, 9, 13, 27, 31, 39, 61, 93, 97, 117, 183, 279, 291, 351, 403, 549, 793, 837, 873, 1209, 1261, 1647, 1891, 2379, 2619, 3007, 3627, 3783, 5673, 5917, 7137, 9021, 10881, 11349, 17019, 17751, 21411, 24583, 27063, 34047, 39091, 51057, 53253, 73749, 76921, 81189, 117273, 159759, 183427, 221247, 230763, 351819, 550281, 663741, 692289, 1055457, 1650843, 2076867, 2384551, 4952529, 7153653, 21460959, 64382877]

約数ペア:

[(1, 64382877), (3, 21460959), (9, 7153653), (13, 4952529), (27, 2384551), (31, 2076867), (39, 1650843), (61, 1055457), (93, 692289), (97, 663741), (117, 550281), (183, 351819), (279, 230763), (291, 221247), (351, 183427), (403, 159759), (549, 117273), (793, 81189), (837, 76921), (873, 73749), (1209, 53253), (1261, 51057), (1647, 39091), (1891, 34047), (2379, 27063), (2619, 24583), (3007, 21411), (3627, 17751), (3783, 17019), (5673, 11349), (5917, 10881), (7137, 9021)]