201526857

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{26881}}^1$

素因数の和:26918

約数の個数: 36

約数和(自身を含む): 358552116

約数和(自身を除く): 157025259

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 26881, 80643, 188167, 241929, 456977, 564501, 1317169, 1370931, 1693503, 3198839, 3951507, 4112793, 9596517, 11854521, 22391873, 28789551, 67175619, 201526857]

約数ペア:

[(1, 201526857), (3, 67175619), (7, 28789551), (9, 22391873), (17, 11854521), (21, 9596517), (49, 4112793), (51, 3951507), (63, 3198839), (119, 1693503), (147, 1370931), (153, 1317169), (357, 564501), (441, 456977), (833, 241929), (1071, 188167), (2499, 80643), (7497, 26881)]