123204978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2203}}^1$

素因数の和:2463

約数の個数: 48

約数和(自身を含む): 288812160

約数和(自身を除く): 165607182

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 239, 478, 717, 1434, 2151, 2203, 3107, 4302, 4406, 6214, 6609, 9321, 13218, 18642, 19827, 27963, 28639, 39654, 55926, 57278, 85917, 171834, 257751, 515502, 526517, 1053034, 1579551, 3159102, 4738653, 6844721, 9477306, 13689442, 20534163, 41068326, 61602489, 123204978]

約数ペア:

[(1, 123204978), (2, 61602489), (3, 41068326), (6, 20534163), (9, 13689442), (13, 9477306), (18, 6844721), (26, 4738653), (39, 3159102), (78, 1579551), (117, 1053034), (234, 526517), (239, 515502), (478, 257751), (717, 171834), (1434, 85917), (2151, 57278), (2203, 55926), (3107, 39654), (4302, 28639), (4406, 27963), (6214, 19827), (6609, 18642), (9321, 13218)]