388972695

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{2203}}^1$

素因数の和:2439

約数の個数: 32

約数和(自身を含む): 634752000

約数和(自身を除く): 245779305

約数列:

[1, 3, 5, 15, 79, 149, 237, 395, 447, 745, 1185, 2203, 2235, 6609, 11015, 11771, 33045, 35313, 58855, 174037, 176565, 328247, 522111, 870185, 984741, 1641235, 2610555, 4923705, 25931513, 77794539, 129657565, 388972695]

約数ペア:

[(1, 388972695), (3, 129657565), (5, 77794539), (15, 25931513), (79, 4923705), (149, 2610555), (237, 1641235), (395, 984741), (447, 870185), (745, 522111), (1185, 328247), (2203, 176565), (2235, 174037), (6609, 58855), (11015, 35313), (11771, 33045)]