261796122

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{42403}}^1$

素因数の和:42432

約数の個数: 48

約数和(自身を含む): 661502400

約数和(自身を除く): 399706278

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 343, 441, 686, 882, 1029, 2058, 3087, 6174, 42403, 84806, 127209, 254418, 296821, 381627, 593642, 763254, 890463, 1780926, 2077747, 2671389, 4155494, 5342778, 6233241, 12466482, 14544229, 18699723, 29088458, 37399446, 43632687, 87265374, 130898061, 261796122]

約数ペア:

[(1, 261796122), (2, 130898061), (3, 87265374), (6, 43632687), (7, 37399446), (9, 29088458), (14, 18699723), (18, 14544229), (21, 12466482), (42, 6233241), (49, 5342778), (63, 4155494), (98, 2671389), (126, 2077747), (147, 1780926), (294, 890463), (343, 763254), (441, 593642), (686, 381627), (882, 296821), (1029, 254418), (2058, 127209), (3087, 84806), (6174, 42403)]