215564671

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{10067}}^1$

素因数の和:10123

約数の個数: 24

約数和(自身を含む): 275460480

約数和(自身を除く): 59895809

約数列:

[1, 7, 19, 23, 49, 133, 161, 437, 931, 1127, 3059, 10067, 21413, 70469, 191273, 231541, 493283, 1338911, 1620787, 4399279, 9372377, 11345509, 30794953, 215564671]

約数ペア:

[(1, 215564671), (7, 30794953), (19, 11345509), (23, 9372377), (49, 4399279), (133, 1620787), (161, 1338911), (437, 493283), (931, 231541), (1127, 191273), (3059, 70469), (10067, 21413)]