213079430

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{10259}}^1$

素因数の和:10364

約数の個数: 32

約数和(自身を含む): 401863680

約数和(自身を除く): 188784250

約数列:

[1, 2, 5, 10, 31, 62, 67, 134, 155, 310, 335, 670, 2077, 4154, 10259, 10385, 20518, 20770, 51295, 102590, 318029, 636058, 687353, 1374706, 1590145, 3180290, 3436765, 6873530, 21307943, 42615886, 106539715, 213079430]

約数ペア:

[(1, 213079430), (2, 106539715), (5, 42615886), (10, 21307943), (31, 6873530), (62, 3436765), (67, 3180290), (134, 1590145), (155, 1374706), (310, 687353), (335, 636058), (670, 318029), (2077, 102590), (4154, 51295), (10259, 20770), (10385, 20518)]