30778839

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12527}}^1$

素因数の和:12556

約数の個数: 32

約数和(自身を含む): 56125440

約数和(自身を除く): 25346601

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 12527, 37581, 87689, 112743, 162851, 263067, 338229, 488553, 789201, 1139957, 1465659, 2367603, 3419871, 4396977, 10259613, 30778839]

約数ペア:

[(1, 30778839), (3, 10259613), (7, 4396977), (9, 3419871), (13, 2367603), (21, 1465659), (27, 1139957), (39, 789201), (63, 488553), (91, 338229), (117, 263067), (189, 162851), (273, 112743), (351, 87689), (819, 37581), (2457, 12527)]