219628521

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1051}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 378114048

約数和(自身を除く): 158485527

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 107, 217, 279, 321, 651, 749, 963, 1051, 1953, 2247, 3153, 3317, 6741, 7357, 9459, 9951, 22071, 23219, 29853, 32581, 66213, 69657, 97743, 112457, 208971, 228067, 293229, 337371, 684201, 787199, 1012113, 2052603, 2361597, 3486167, 7084791, 10458501, 24403169, 31375503, 73209507, 219628521]

約数ペア:

[(1, 219628521), (3, 73209507), (7, 31375503), (9, 24403169), (21, 10458501), (31, 7084791), (63, 3486167), (93, 2361597), (107, 2052603), (217, 1012113), (279, 787199), (321, 684201), (651, 337371), (749, 293229), (963, 228067), (1051, 208971), (1953, 112457), (2247, 97743), (3153, 69657), (3317, 66213), (6741, 32581), (7357, 29853), (9459, 23219), (9951, 22071)]