388207854

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{7817}}^1$

素因数の和:7945

約数の個数: 48

約数和(自身を含む): 878117760

約数和(自身を除く): 489909906

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 89, 93, 178, 186, 267, 279, 534, 558, 801, 1602, 2759, 5518, 7817, 8277, 15634, 16554, 23451, 24831, 46902, 49662, 70353, 140706, 242327, 484654, 695713, 726981, 1391426, 1453962, 2087139, 2180943, 4174278, 4361886, 6261417, 12522834, 21567103, 43134206, 64701309, 129402618, 194103927, 388207854]

約数ペア:

[(1, 388207854), (2, 194103927), (3, 129402618), (6, 64701309), (9, 43134206), (18, 21567103), (31, 12522834), (62, 6261417), (89, 4361886), (93, 4174278), (178, 2180943), (186, 2087139), (267, 1453962), (279, 1391426), (534, 726981), (558, 695713), (801, 484654), (1602, 242327), (2759, 140706), (5518, 70353), (7817, 49662), (8277, 46902), (15634, 24831), (16554, 23451)]