405307395

素因数分解:

$3^4\times 5^1\times {\mathrm{373}}^1\times {\mathrm{2683}}^1$

素因数の和:3073

約数の個数: 40

約数和(自身を含む): 728770416

約数和(自身を除く): 323463021

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 373, 405, 1119, 1865, 2683, 3357, 5595, 8049, 10071, 13415, 16785, 24147, 30213, 40245, 50355, 72441, 120735, 151065, 217323, 362205, 1000759, 1086615, 3002277, 5003795, 9006831, 15011385, 27020493, 45034155, 81061479, 135102465, 405307395]

約数ペア:

[(1, 405307395), (3, 135102465), (5, 81061479), (9, 45034155), (15, 27020493), (27, 15011385), (45, 9006831), (81, 5003795), (135, 3002277), (373, 1086615), (405, 1000759), (1119, 362205), (1865, 217323), (2683, 151065), (3357, 120735), (5595, 72441), (8049, 50355), (10071, 40245), (13415, 30213), (16785, 24147)]