316509505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1129}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 432835200

約数和(自身を除く): 116325695

約数列:

[1, 5, 13, 19, 65, 95, 227, 247, 1129, 1135, 1235, 2951, 4313, 5645, 14677, 14755, 21451, 21565, 56069, 73385, 107255, 256283, 278863, 280345, 1281415, 1394315, 3331679, 4869377, 16658395, 24346885, 63301901, 316509505]

約数ペア:

[(1, 316509505), (5, 63301901), (13, 24346885), (19, 16658395), (65, 4869377), (95, 3331679), (227, 1394315), (247, 1281415), (1129, 280345), (1135, 278863), (1235, 256283), (2951, 107255), (4313, 73385), (5645, 56069), (14677, 21565), (14755, 21451)]