309855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 612864

約数和(自身を除く): 303009

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 227, 273, 455, 681, 1135, 1365, 1589, 2951, 3405, 4767, 7945, 8853, 14755, 20657, 23835, 44265, 61971, 103285, 309855]

約数ペア:

[(1, 309855), (3, 103285), (5, 61971), (7, 44265), (13, 23835), (15, 20657), (21, 14755), (35, 8853), (39, 7945), (65, 4767), (91, 3405), (105, 2951), (195, 1589), (227, 1365), (273, 1135), (455, 681)]