66617901

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{5209}}^1$

素因数の和:5258

約数の個数: 36

約数和(自身を含む): 115818300

約数和(自身を除く): 49200399

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 609, 1421, 1827, 4263, 5209, 12789, 15627, 36463, 46881, 109389, 151061, 255241, 328167, 453183, 765723, 1057427, 1359549, 2297169, 3172281, 7401989, 9516843, 22205967, 66617901]

約数ペア:

[(1, 66617901), (3, 22205967), (7, 9516843), (9, 7401989), (21, 3172281), (29, 2297169), (49, 1359549), (63, 1057427), (87, 765723), (147, 453183), (203, 328167), (261, 255241), (441, 151061), (609, 109389), (1421, 46881), (1827, 36463), (4263, 15627), (5209, 12789)]