89243889

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{347}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 140491776

約数和(自身を除く): 51247887

約数列:

[1, 3, 7, 21, 37, 111, 259, 331, 347, 777, 993, 1041, 2317, 2429, 6951, 7287, 12247, 12839, 36741, 38517, 85729, 89873, 114857, 257187, 269619, 344571, 803999, 2411997, 4249709, 12749127, 29747963, 89243889]

約数ペア:

[(1, 89243889), (3, 29747963), (7, 12749127), (21, 4249709), (37, 2411997), (111, 803999), (259, 344571), (331, 269619), (347, 257187), (777, 114857), (993, 89873), (1041, 85729), (2317, 38517), (2429, 36741), (6951, 12839), (7287, 12247)]