291844364

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2011}}^1$

素因数の和:2166

約数の個数: 48

約数和(自身を含む): 600316416

約数和(自身を除く): 308472052

約数列:

[1, 2, 4, 7, 14, 28, 71, 73, 142, 146, 284, 292, 497, 511, 994, 1022, 1988, 2011, 2044, 4022, 5183, 8044, 10366, 14077, 20732, 28154, 36281, 56308, 72562, 142781, 145124, 146803, 285562, 293606, 571124, 587212, 999467, 1027621, 1998934, 2055242, 3997868, 4110484, 10423013, 20846026, 41692052, 72961091, 145922182, 291844364]

約数ペア:

[(1, 291844364), (2, 145922182), (4, 72961091), (7, 41692052), (14, 20846026), (28, 10423013), (71, 4110484), (73, 3997868), (142, 2055242), (146, 1998934), (284, 1027621), (292, 999467), (497, 587212), (511, 571124), (994, 293606), (1022, 285562), (1988, 146803), (2011, 145124), (2044, 142781), (4022, 72562), (5183, 56308), (8044, 36281), (10366, 28154), (14077, 20732)]