263946708

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{128629}}^1$

素因数の和:128661

約数の個数: 48

約数和(自身を含む): 720328000

約数和(自身を除く): 456381292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 128629, 257258, 385887, 514516, 771774, 1157661, 1543548, 2315322, 2443951, 3472983, 4630644, 4887902, 6945966, 7331853, 9775804, 13891932, 14663706, 21995559, 29327412, 43991118, 65986677, 87982236, 131973354, 263946708]

約数ペア:

[(1, 263946708), (2, 131973354), (3, 87982236), (4, 65986677), (6, 43991118), (9, 29327412), (12, 21995559), (18, 14663706), (19, 13891932), (27, 9775804), (36, 7331853), (38, 6945966), (54, 4887902), (57, 4630644), (76, 3472983), (108, 2443951), (114, 2315322), (171, 1543548), (228, 1157661), (342, 771774), (513, 514516), (684, 385887), (1026, 257258), (2052, 128629)]