12868431

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 19008000

約数和(自身を除く): 6139569

約数列:

[1, 3, 23, 29, 59, 69, 87, 109, 177, 327, 667, 1357, 1711, 2001, 2507, 3161, 4071, 5133, 6431, 7521, 9483, 19293, 39353, 72703, 118059, 147913, 186499, 218109, 443739, 559497, 4289477, 12868431]

約数ペア:

[(1, 12868431), (3, 4289477), (23, 559497), (29, 443739), (59, 218109), (69, 186499), (87, 147913), (109, 118059), (177, 72703), (327, 39353), (667, 19293), (1357, 9483), (1711, 7521), (2001, 6431), (2507, 5133), (3161, 4071)]