68978224

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19867}}^1$

素因数の和:19913

約数の個数: 40

約数和(自身を含む): 157672448

約数和(自身を除く): 88694224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 19867, 39734, 79468, 139069, 158936, 278138, 317872, 556276, 615877, 1112552, 1231754, 2225104, 2463508, 4311139, 4927016, 8622278, 9854032, 17244556, 34489112, 68978224]

約数ペア:

[(1, 68978224), (2, 34489112), (4, 17244556), (7, 9854032), (8, 8622278), (14, 4927016), (16, 4311139), (28, 2463508), (31, 2225104), (56, 1231754), (62, 1112552), (112, 615877), (124, 556276), (217, 317872), (248, 278138), (434, 158936), (496, 139069), (868, 79468), (1736, 39734), (3472, 19867)]