7171857

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 13178880

約数和(自身を除く): 6007023

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 79, 99, 131, 231, 237, 393, 553, 693, 711, 869, 917, 1179, 1441, 1659, 2607, 2751, 4323, 4977, 6083, 7821, 8253, 10087, 10349, 12969, 18249, 30261, 31047, 54747, 72443, 90783, 93141, 113839, 217329, 341517, 651987, 796873, 1024551, 2390619, 7171857]

約数ペア:

[(1, 7171857), (3, 2390619), (7, 1024551), (9, 796873), (11, 651987), (21, 341517), (33, 217329), (63, 113839), (77, 93141), (79, 90783), (99, 72443), (131, 54747), (231, 31047), (237, 30261), (393, 18249), (553, 12969), (693, 10349), (711, 10087), (869, 8253), (917, 7821), (1179, 6083), (1441, 4977), (1659, 4323), (2607, 2751)]