157214728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{5119}}^1$

素因数の和:5485

約数の個数: 32

約数和(自身を含む): 322560000

約数和(自身を除く): 165345272

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 349, 698, 1396, 2792, 3839, 5119, 7678, 10238, 15356, 20476, 30712, 40952, 56309, 112618, 225236, 450472, 1786531, 3573062, 7146124, 14292248, 19651841, 39303682, 78607364, 157214728]

約数ペア:

[(1, 157214728), (2, 78607364), (4, 39303682), (8, 19651841), (11, 14292248), (22, 7146124), (44, 3573062), (88, 1786531), (349, 450472), (698, 225236), (1396, 112618), (2792, 56309), (3839, 40952), (5119, 30712), (7678, 20476), (10238, 15356)]