15210279

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 26906880

約数和(自身を除く): 11696601

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 97, 131, 133, 171, 291, 393, 399, 679, 873, 917, 1179, 1197, 1843, 2037, 2489, 2751, 5529, 6111, 7467, 8253, 12707, 12901, 16587, 17423, 22401, 38121, 38703, 52269, 88949, 114363, 116109, 156807, 241433, 266847, 724299, 800541, 1690031, 2172897, 5070093, 15210279]

約数ペア:

[(1, 15210279), (3, 5070093), (7, 2172897), (9, 1690031), (19, 800541), (21, 724299), (57, 266847), (63, 241433), (97, 156807), (131, 116109), (133, 114363), (171, 88949), (291, 52269), (393, 38703), (399, 38121), (679, 22401), (873, 17423), (917, 16587), (1179, 12901), (1197, 12707), (1843, 8253), (2037, 7467), (2489, 6111), (2751, 5529)]