2708559

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:317

約数の個数: 40

約数和(自身を含む): 4913568

約数和(自身を除く): 2205009

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 281, 357, 459, 567, 843, 1071, 1377, 1967, 2529, 3213, 4777, 5901, 7587, 9639, 14331, 17703, 22761, 33439, 42993, 53109, 100317, 128979, 159327, 300951, 386937, 902853, 2708559]

約数ペア:

[(1, 2708559), (3, 902853), (7, 386937), (9, 300951), (17, 159327), (21, 128979), (27, 100317), (51, 53109), (63, 42993), (81, 33439), (119, 22761), (153, 17703), (189, 14331), (281, 9639), (357, 7587), (459, 5901), (567, 4777), (843, 3213), (1071, 2529), (1377, 1967)]