268562007

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61781}}^1$

素因数の和:61820

約数の個数: 32

約数和(自身を含む): 474485760

約数和(自身を除く): 205923753

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 61781, 185343, 432467, 556029, 1297401, 1420963, 1668087, 3892203, 4262889, 9946741, 11676609, 12788667, 29840223, 38366001, 89520669, 268562007]

約数ペア:

[(1, 268562007), (3, 89520669), (7, 38366001), (9, 29840223), (21, 12788667), (23, 11676609), (27, 9946741), (63, 4262889), (69, 3892203), (161, 1668087), (189, 1420963), (207, 1297401), (483, 556029), (621, 432467), (1449, 185343), (4347, 61781)]