388440085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{1123}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 537361920

約数和(自身を除く): 148921835

約数列:

[1, 5, 11, 19, 55, 95, 209, 331, 1045, 1123, 1655, 3641, 5615, 6289, 12353, 18205, 21337, 31445, 61765, 69179, 106685, 234707, 345895, 371713, 1173535, 1858565, 4088843, 7062547, 20444215, 35312735, 77688017, 388440085]

約数ペア:

[(1, 388440085), (5, 77688017), (11, 35312735), (19, 20444215), (55, 7062547), (95, 4088843), (209, 1858565), (331, 1173535), (1045, 371713), (1123, 345895), (1655, 234707), (3641, 106685), (5615, 69179), (6289, 61765), (12353, 31445), (18205, 21337)]