81958554

素因数分解:

$2^1\times 3^6\times {\mathrm{67}}^1\times {\mathrm{839}}^1$

素因数の和:926

約数の個数: 56

約数和(自身を含む): 187296480

約数和(自身を除く): 105337926

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 201, 243, 402, 486, 603, 729, 839, 1206, 1458, 1678, 1809, 2517, 3618, 5034, 5427, 7551, 10854, 15102, 16281, 22653, 32562, 45306, 48843, 56213, 67959, 97686, 112426, 135918, 168639, 203877, 337278, 407754, 505917, 611631, 1011834, 1223262, 1517751, 3035502, 4553253, 9106506, 13659759, 27319518, 40979277, 81958554]

約数ペア:

[(1, 81958554), (2, 40979277), (3, 27319518), (6, 13659759), (9, 9106506), (18, 4553253), (27, 3035502), (54, 1517751), (67, 1223262), (81, 1011834), (134, 611631), (162, 505917), (201, 407754), (243, 337278), (402, 203877), (486, 168639), (603, 135918), (729, 112426), (839, 97686), (1206, 67959), (1458, 56213), (1678, 48843), (1809, 45306), (2517, 32562), (3618, 22653), (5034, 16281), (5427, 15102), (7551, 10854)]