1259698648

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{647}}^1$

素因数の和:956

約数の個数: 64

約数和(自身を含む): 2587152960

約数和(自身を除く): 1327454312

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 193, 194, 386, 388, 647, 772, 776, 1261, 1294, 1544, 2509, 2522, 2588, 5018, 5044, 5176, 8411, 10036, 10088, 16822, 18721, 20072, 33644, 37442, 62759, 67288, 74884, 124871, 125518, 149768, 243373, 249742, 251036, 486746, 499484, 502072, 815867, 973492, 998968, 1623323, 1631734, 1946984, 3246646, 3263468, 6493292, 6526936, 12112487, 12986584, 24224974, 48449948, 96899896, 157462331, 314924662, 629849324, 1259698648]

約数ペア:

[(1, 1259698648), (2, 629849324), (4, 314924662), (8, 157462331), (13, 96899896), (26, 48449948), (52, 24224974), (97, 12986584), (104, 12112487), (193, 6526936), (194, 6493292), (386, 3263468), (388, 3246646), (647, 1946984), (772, 1631734), (776, 1623323), (1261, 998968), (1294, 973492), (1544, 815867), (2509, 502072), (2522, 499484), (2588, 486746), (5018, 251036), (5044, 249742), (5176, 243373), (8411, 149768), (10036, 125518), (10088, 124871), (16822, 74884), (18721, 67288), (20072, 62759), (33644, 37442)]