123551718

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 268435200

約数和(自身を除く): 144883482

約数列:

[1, 2, 3, 6, 19, 38, 57, 61, 109, 114, 122, 163, 183, 218, 326, 327, 366, 489, 654, 978, 1159, 2071, 2318, 3097, 3477, 4142, 6194, 6213, 6649, 6954, 9291, 9943, 12426, 13298, 17767, 18582, 19886, 19947, 29829, 35534, 39894, 53301, 59658, 106602, 126331, 188917, 252662, 337573, 377834, 378993, 566751, 675146, 757986, 1012719, 1083787, 1133502, 2025438, 2167574, 3251361, 6502722, 20591953, 41183906, 61775859, 123551718]

約数ペア:

[(1, 123551718), (2, 61775859), (3, 41183906), (6, 20591953), (19, 6502722), (38, 3251361), (57, 2167574), (61, 2025438), (109, 1133502), (114, 1083787), (122, 1012719), (163, 757986), (183, 675146), (218, 566751), (326, 378993), (327, 377834), (366, 337573), (489, 252662), (654, 188917), (978, 126331), (1159, 106602), (2071, 59658), (2318, 53301), (3097, 39894), (3477, 35534), (4142, 29829), (6194, 19947), (6213, 19886), (6649, 18582), (6954, 17767), (9291, 13298), (9943, 12426)]