249569295

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{4481}}^1$

素因数の和:4615

約数の個数: 32

約数和(自身を含む): 413061120

約数和(自身を除く): 163491825

約数列:

[1, 3, 5, 15, 47, 79, 141, 235, 237, 395, 705, 1185, 3713, 4481, 11139, 13443, 18565, 22405, 55695, 67215, 210607, 353999, 631821, 1053035, 1061997, 1769995, 3159105, 5309985, 16637953, 49913859, 83189765, 249569295]

約数ペア:

[(1, 249569295), (3, 83189765), (5, 49913859), (15, 16637953), (47, 5309985), (79, 3159105), (141, 1769995), (235, 1061997), (237, 1053035), (395, 631821), (705, 353999), (1185, 210607), (3713, 67215), (4481, 55695), (11139, 22405), (13443, 18565)]