746878288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{115831}}^1$

素因数の和:115883

約数の個数: 40

約数和(自身を含む): 1608674816

約数和(自身を除く): 861796528

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 115831, 231662, 463324, 926648, 1505803, 1853296, 3011606, 3590761, 6023212, 7181522, 12046424, 14363044, 24092848, 28726088, 46679893, 57452176, 93359786, 186719572, 373439144, 746878288]

約数ペア:

[(1, 746878288), (2, 373439144), (4, 186719572), (8, 93359786), (13, 57452176), (16, 46679893), (26, 28726088), (31, 24092848), (52, 14363044), (62, 12046424), (104, 7181522), (124, 6023212), (208, 3590761), (248, 3011606), (403, 1853296), (496, 1505803), (806, 926648), (1612, 463324), (3224, 231662), (6448, 115831)]