15317757

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 27780480

約数和(自身を除く): 12462723

約数列:

[1, 3, 7, 9, 13, 21, 39, 59, 63, 91, 117, 177, 273, 317, 413, 531, 767, 819, 951, 1239, 2219, 2301, 2853, 3717, 4121, 5369, 6657, 6903, 12363, 16107, 18703, 19971, 28847, 37089, 48321, 56109, 86541, 130921, 168327, 243139, 259623, 392763, 729417, 1178289, 1701973, 2188251, 5105919, 15317757]

約数ペア:

[(1, 15317757), (3, 5105919), (7, 2188251), (9, 1701973), (13, 1178289), (21, 729417), (39, 392763), (59, 259623), (63, 243139), (91, 168327), (117, 130921), (177, 86541), (273, 56109), (317, 48321), (413, 37089), (531, 28847), (767, 19971), (819, 18703), (951, 16107), (1239, 12363), (2219, 6903), (2301, 6657), (2853, 5369), (3717, 4121)]