216558

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:288

約数の個数: 24

約数和(自身を含む): 480168

約数和(自身を除く): 263610

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 227, 318, 454, 477, 681, 954, 1362, 2043, 4086, 12031, 24062, 36093, 72186, 108279, 216558]

約数ペア:

[(1, 216558), (2, 108279), (3, 72186), (6, 36093), (9, 24062), (18, 12031), (53, 4086), (106, 2043), (159, 1362), (227, 954), (318, 681), (454, 477)]