61690853

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 81861120

約数和(自身を除く): 20170267

約数列:

[1, 7, 19, 23, 43, 49, 67, 133, 161, 301, 437, 469, 817, 931, 989, 1127, 1273, 1541, 2107, 2881, 3059, 3283, 5719, 6923, 8911, 10787, 18791, 20167, 21413, 29279, 40033, 48461, 54739, 62377, 66263, 75509, 131537, 141169, 204953, 383173, 463841, 920759, 1258997, 1434671, 2682211, 3246887, 8812979, 61690853]

約数ペア:

[(1, 61690853), (7, 8812979), (19, 3246887), (23, 2682211), (43, 1434671), (49, 1258997), (67, 920759), (133, 463841), (161, 383173), (301, 204953), (437, 141169), (469, 131537), (817, 75509), (931, 66263), (989, 62377), (1127, 54739), (1273, 48461), (1541, 40033), (2107, 29279), (2881, 21413), (3059, 20167), (3283, 18791), (5719, 10787), (6923, 8911)]