13908429

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:263

約数の個数: 40

約数和(自身を含む): 22302720

約数和(自身を除く): 8394291

約数列:

[1, 3, 9, 27, 29, 31, 81, 87, 93, 191, 261, 279, 573, 783, 837, 899, 1719, 2349, 2511, 2697, 5157, 5539, 5921, 8091, 15471, 16617, 17763, 24273, 49851, 53289, 72819, 149553, 159867, 171709, 448659, 479601, 515127, 1545381, 4636143, 13908429]

約数ペア:

[(1, 13908429), (3, 4636143), (9, 1545381), (27, 515127), (29, 479601), (31, 448659), (81, 171709), (87, 159867), (93, 149553), (191, 72819), (261, 53289), (279, 49851), (573, 24273), (783, 17763), (837, 16617), (899, 15471), (1719, 8091), (2349, 5921), (2511, 5539), (2697, 5157)]