1312141761

素因数分解:

$3^4\times 7^1\times {\mathrm{887}}^1\times {\mathrm{2609}}^1$

素因数の和:3515

約数の個数: 40

約数和(自身を含む): 2243514240

約数和(自身を除く): 931372479

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 887, 2609, 2661, 6209, 7827, 7983, 18263, 18627, 23481, 23949, 54789, 55881, 70443, 71847, 164367, 167643, 211329, 493101, 502929, 1479303, 2314183, 6942549, 16199281, 20827647, 48597843, 62482941, 145793529, 187448823, 437380587, 1312141761]

約数ペア:

[(1, 1312141761), (3, 437380587), (7, 187448823), (9, 145793529), (21, 62482941), (27, 48597843), (63, 20827647), (81, 16199281), (189, 6942549), (567, 2314183), (887, 1479303), (2609, 502929), (2661, 493101), (6209, 211329), (7827, 167643), (7983, 164367), (18263, 71847), (18627, 70443), (23481, 55881), (23949, 54789)]