1138208547

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{12457}}^1$

素因数の和:12715

約数の個数: 32

約数和(自身を含む): 1833817600

約数和(自身を除く): 695609053

約数列:

[1, 3, 7, 19, 21, 57, 133, 229, 399, 687, 1603, 4351, 4809, 12457, 13053, 30457, 37371, 87199, 91371, 236683, 261597, 710049, 1656781, 2852653, 4970343, 8557959, 19968571, 54200407, 59905713, 162601221, 379402849, 1138208547]

約数ペア:

[(1, 1138208547), (3, 379402849), (7, 162601221), (19, 59905713), (21, 54200407), (57, 19968571), (133, 8557959), (229, 4970343), (399, 2852653), (687, 1656781), (1603, 710049), (4351, 261597), (4809, 236683), (12457, 91371), (13053, 87199), (30457, 37371)]