215538786

素因数分解:

$2^1\times 3^3\times {\mathrm{547}}^1\times {\mathrm{7297}}^1$

素因数の和:7855

約数の個数: 32

約数和(自身を含む): 479916480

約数和(自身を除く): 264377694

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 547, 1094, 1641, 3282, 4923, 7297, 9846, 14594, 14769, 21891, 29538, 43782, 65673, 131346, 197019, 394038, 3991459, 7982918, 11974377, 23948754, 35923131, 71846262, 107769393, 215538786]

約数ペア:

[(1, 215538786), (2, 107769393), (3, 71846262), (6, 35923131), (9, 23948754), (18, 11974377), (27, 7982918), (54, 3991459), (547, 394038), (1094, 197019), (1641, 131346), (3282, 65673), (4923, 43782), (7297, 29538), (9846, 21891), (14594, 14769)]