30578457

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1109}}^1$

素因数の和:1233

約数の個数: 32

約数和(自身を含む): 50722560

約数和(自身を除く): 20144103

約数列:

[1, 3, 7, 13, 21, 39, 91, 101, 273, 303, 707, 1109, 1313, 2121, 3327, 3939, 7763, 9191, 14417, 23289, 27573, 43251, 100919, 112009, 302757, 336027, 784063, 1456117, 2352189, 4368351, 10192819, 30578457]

約数ペア:

[(1, 30578457), (3, 10192819), (7, 4368351), (13, 2352189), (21, 1456117), (39, 784063), (91, 336027), (101, 302757), (273, 112009), (303, 100919), (707, 43251), (1109, 27573), (1313, 23289), (2121, 14417), (3327, 9191), (3939, 7763)]