128415417

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{599}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 193536000

約数和(自身を除く): 65120583

約数列:

[1, 3, 13, 23, 39, 69, 239, 299, 599, 717, 897, 1797, 3107, 5497, 7787, 9321, 13777, 16491, 23361, 41331, 71461, 143161, 179101, 214383, 429483, 537303, 1861093, 3292703, 5583279, 9878109, 42805139, 128415417]

約数ペア:

[(1, 128415417), (3, 42805139), (13, 9878109), (23, 5583279), (39, 3292703), (69, 1861093), (239, 537303), (299, 429483), (599, 214383), (717, 179101), (897, 143161), (1797, 71461), (3107, 41331), (5497, 23361), (7787, 16491), (9321, 13777)]