2390619

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 4055040

約数和(自身を除く): 1664421

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 131, 231, 237, 393, 553, 869, 917, 1441, 1659, 2607, 2751, 4323, 6083, 10087, 10349, 18249, 30261, 31047, 72443, 113839, 217329, 341517, 796873, 2390619]

約数ペア:

[(1, 2390619), (3, 796873), (7, 341517), (11, 217329), (21, 113839), (33, 72443), (77, 31047), (79, 30261), (131, 18249), (231, 10349), (237, 10087), (393, 6083), (553, 4323), (869, 2751), (917, 2607), (1441, 1659)]