2181228699

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{6659}}^1$

素因数の和:6939

約数の個数: 32

約数和(自身を含む): 3231325440

約数和(自身を除く): 1050096741

約数列:

[1, 3, 13, 37, 39, 111, 227, 481, 681, 1443, 2951, 6659, 8399, 8853, 19977, 25197, 86567, 109187, 246383, 259701, 327561, 739149, 1511593, 3202979, 4534779, 9608937, 19650709, 55928941, 58952127, 167786823, 727076233, 2181228699]

約数ペア:

[(1, 2181228699), (3, 727076233), (13, 167786823), (37, 58952127), (39, 55928941), (111, 19650709), (227, 9608937), (481, 4534779), (681, 3202979), (1443, 1511593), (2951, 739149), (6659, 327561), (8399, 259701), (8853, 246383), (19977, 109187), (25197, 86567)]