1515801

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 2534400

約数和(自身を除く): 1018599

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 131, 133, 203, 393, 399, 551, 609, 917, 1653, 2489, 2751, 3799, 3857, 7467, 11397, 11571, 17423, 26593, 52269, 72181, 79779, 216543, 505267, 1515801]

約数ペア:

[(1, 1515801), (3, 505267), (7, 216543), (19, 79779), (21, 72181), (29, 52269), (57, 26593), (87, 17423), (131, 11571), (133, 11397), (203, 7467), (393, 3857), (399, 3799), (551, 2751), (609, 2489), (917, 1653)]