2192015

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 3201120

約数和(自身を除く): 1009105

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 389, 805, 1127, 1945, 2723, 5635, 8947, 13615, 19061, 44735, 62629, 95305, 313145, 438403, 2192015]

約数ペア:

[(1, 2192015), (5, 438403), (7, 313145), (23, 95305), (35, 62629), (49, 44735), (115, 19061), (161, 13615), (245, 8947), (389, 5635), (805, 2723), (1127, 1945)]