1555827

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 2634240

約数和(自身を除く): 1078413

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 139, 273, 287, 417, 533, 861, 973, 1599, 1807, 2919, 3731, 5421, 5699, 11193, 12649, 17097, 37947, 39893, 74087, 119679, 222261, 518609, 1555827]

約数ペア:

[(1, 1555827), (3, 518609), (7, 222261), (13, 119679), (21, 74087), (39, 39893), (41, 37947), (91, 17097), (123, 12649), (139, 11193), (273, 5699), (287, 5421), (417, 3731), (533, 2919), (861, 1807), (973, 1599)]