1717989

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 3064320

約数和(自身を除く): 1346331

約数列:

[1, 3, 7, 13, 21, 29, 31, 39, 49, 87, 91, 93, 147, 203, 217, 273, 377, 403, 609, 637, 651, 899, 1131, 1209, 1421, 1519, 1911, 2639, 2697, 2821, 4263, 4557, 6293, 7917, 8463, 11687, 18473, 18879, 19747, 35061, 44051, 55419, 59241, 81809, 132153, 245427, 572663, 1717989]

約数ペア:

[(1, 1717989), (3, 572663), (7, 245427), (13, 132153), (21, 81809), (29, 59241), (31, 55419), (39, 44051), (49, 35061), (87, 19747), (91, 18879), (93, 18473), (147, 11687), (203, 8463), (217, 7917), (273, 6293), (377, 4557), (403, 4263), (609, 2821), (637, 2697), (651, 2639), (899, 1911), (1131, 1519), (1209, 1421)]