255996

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:570

約数の個数: 36

約数和(自身を含む): 698152

約数和(自身を除く): 442156

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 547, 1094, 1641, 2188, 3282, 4923, 6564, 7111, 9846, 14222, 19692, 21333, 28444, 42666, 63999, 85332, 127998, 255996]

約数ペア:

[(1, 255996), (2, 127998), (3, 85332), (4, 63999), (6, 42666), (9, 28444), (12, 21333), (13, 19692), (18, 14222), (26, 9846), (36, 7111), (39, 6564), (52, 4923), (78, 3282), (117, 2188), (156, 1641), (234, 1094), (468, 547)]