221046306

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{809}}^1$

素因数の和:971

約数の個数: 64

約数和(自身を含む): 496419840

約数和(自身を除く): 275373534

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 113, 186, 226, 339, 403, 678, 806, 809, 1209, 1469, 1618, 2418, 2427, 2938, 3503, 4407, 4854, 7006, 8814, 10509, 10517, 21018, 21034, 25079, 31551, 45539, 50158, 63102, 75237, 91078, 91417, 136617, 150474, 182834, 273234, 274251, 326027, 548502, 652054, 978081, 1188421, 1956162, 2376842, 2833927, 3565263, 5667854, 7130526, 8501781, 17003562, 36841051, 73682102, 110523153, 221046306]

約数ペア:

[(1, 221046306), (2, 110523153), (3, 73682102), (6, 36841051), (13, 17003562), (26, 8501781), (31, 7130526), (39, 5667854), (62, 3565263), (78, 2833927), (93, 2376842), (113, 1956162), (186, 1188421), (226, 978081), (339, 652054), (403, 548502), (678, 326027), (806, 274251), (809, 273234), (1209, 182834), (1469, 150474), (1618, 136617), (2418, 91417), (2427, 91078), (2938, 75237), (3503, 63102), (4407, 50158), (4854, 45539), (7006, 31551), (8814, 25079), (10509, 21034), (10517, 21018)]