218594649

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{1531}}^1$

素因数の和:2077

約数の個数: 32

約数和(自身を含む): 359640064

約数和(自身を除く): 141045415

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 523, 1531, 1569, 3661, 4593, 6799, 10717, 10983, 19903, 20397, 32151, 47593, 59709, 139321, 142779, 417963, 800713, 2402139, 5604991, 10409269, 16814973, 31227807, 72864883, 218594649]

約数ペア:

[(1, 218594649), (3, 72864883), (7, 31227807), (13, 16814973), (21, 10409269), (39, 5604991), (91, 2402139), (273, 800713), (523, 417963), (1531, 142779), (1569, 139321), (3661, 59709), (4593, 47593), (6799, 32151), (10717, 20397), (10983, 19903)]