213279070

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{1949}}^1$

素因数の和:2340

約数の個数: 32

約数和(自身を含む): 397612800

約数和(自身を除く): 184333730

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 353, 706, 1765, 1949, 3530, 3898, 9745, 10943, 19490, 21886, 54715, 60419, 109430, 120838, 302095, 604190, 687997, 1375994, 3439985, 6879970, 21327907, 42655814, 106639535, 213279070]

約数ペア:

[(1, 213279070), (2, 106639535), (5, 42655814), (10, 21327907), (31, 6879970), (62, 3439985), (155, 1375994), (310, 687997), (353, 604190), (706, 302095), (1765, 120838), (1949, 109430), (3530, 60419), (3898, 54715), (9745, 21886), (10943, 19490)]