64621804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 125935488

約数和(自身を除く): 61313684

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 137, 188, 193, 274, 386, 548, 611, 772, 1222, 1781, 2444, 2509, 3562, 5018, 6439, 7124, 9071, 10036, 12878, 18142, 25756, 26441, 36284, 52882, 83707, 105764, 117923, 167414, 235846, 334828, 343733, 471692, 687466, 1242727, 1374932, 2485454, 4970908, 16155451, 32310902, 64621804]

約数ペア:

[(1, 64621804), (2, 32310902), (4, 16155451), (13, 4970908), (26, 2485454), (47, 1374932), (52, 1242727), (94, 687466), (137, 471692), (188, 343733), (193, 334828), (274, 235846), (386, 167414), (548, 117923), (611, 105764), (772, 83707), (1222, 52882), (1781, 36284), (2444, 26441), (2509, 25756), (3562, 18142), (5018, 12878), (6439, 10036), (7124, 9071)]