291229263

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1187}}^1$

素因数の和:1445

約数の個数: 40

約数和(自身を含む): 470918448

約数和(自身を除く): 179689185

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 233, 351, 699, 1053, 1187, 2097, 3029, 3561, 6291, 9087, 10683, 15431, 18873, 27261, 32049, 46293, 81783, 96147, 138879, 245349, 276571, 416637, 829713, 1249911, 2489139, 3595423, 7467417, 10786269, 22402251, 32358807, 97076421, 291229263]

約数ペア:

[(1, 291229263), (3, 97076421), (9, 32358807), (13, 22402251), (27, 10786269), (39, 7467417), (81, 3595423), (117, 2489139), (233, 1249911), (351, 829713), (699, 416637), (1053, 276571), (1187, 245349), (2097, 138879), (3029, 96147), (3561, 81783), (6291, 46293), (9087, 32049), (10683, 27261), (15431, 18873)]