13224855

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 25937280

約数和(自身を除く): 12712425

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 947, 1995, 2793, 2841, 4655, 4735, 6629, 13965, 14205, 17993, 19887, 33145, 46403, 53979, 89965, 99435, 125951, 139209, 232015, 269895, 377853, 629755, 696045, 881657, 1889265, 2644971, 4408285, 13224855]

約数ペア:

[(1, 13224855), (3, 4408285), (5, 2644971), (7, 1889265), (15, 881657), (19, 696045), (21, 629755), (35, 377853), (49, 269895), (57, 232015), (95, 139209), (105, 125951), (133, 99435), (147, 89965), (245, 53979), (285, 46403), (399, 33145), (665, 19887), (735, 17993), (931, 14205), (947, 13965), (1995, 6629), (2793, 4735), (2841, 4655)]