28657930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{3623}}^1$

素因数の和:3750

約数の個数: 32

約数和(自身を含む): 59491584

約数和(自身を除く): 30833654

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 565, 791, 1130, 1582, 3623, 3955, 7246, 7910, 18115, 25361, 36230, 50722, 126805, 253610, 409399, 818798, 2046995, 2865793, 4093990, 5731586, 14328965, 28657930]

約数ペア:

[(1, 28657930), (2, 14328965), (5, 5731586), (7, 4093990), (10, 2865793), (14, 2046995), (35, 818798), (70, 409399), (113, 253610), (226, 126805), (565, 50722), (791, 36230), (1130, 25361), (1582, 18115), (3623, 7910), (3955, 7246)]