151718265

素因数分解:

$3^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{647}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 274555008

約数和(自身を除く): 122836743

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 193, 243, 405, 579, 647, 965, 1215, 1737, 1941, 2895, 3235, 5211, 5823, 8685, 9705, 15633, 17469, 26055, 29115, 46899, 52407, 78165, 87345, 124871, 157221, 234495, 262035, 374613, 624355, 786105, 1123839, 1873065, 3371517, 5619195, 10114551, 16857585, 30343653, 50572755, 151718265]

約数ペア:

[(1, 151718265), (3, 50572755), (5, 30343653), (9, 16857585), (15, 10114551), (27, 5619195), (45, 3371517), (81, 1873065), (135, 1123839), (193, 786105), (243, 624355), (405, 374613), (579, 262035), (647, 234495), (965, 157221), (1215, 124871), (1737, 87345), (1941, 78165), (2895, 52407), (3235, 46899), (5211, 29115), (5823, 26055), (8685, 17469), (9705, 15633)]