445263

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 746928

約数和(自身を除く): 301665

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 233, 273, 637, 699, 1631, 1911, 3029, 4893, 9087, 11417, 21203, 34251, 63609, 148421, 445263]

約数ペア:

[(1, 445263), (3, 148421), (7, 63609), (13, 34251), (21, 21203), (39, 11417), (49, 9087), (91, 4893), (147, 3029), (233, 1911), (273, 1631), (637, 699)]