1553293406

素因数分解:

$2^1\times 7^1\times {\mathrm{20147}}^1\times {\mathrm{5507}}^1$

素因数の和:25663

約数の個数: 16

約数和(自身を含む): 2663404416

約数和(自身を除く): 1110111010

約数列:

[1, 2, 7, 14, 5507, 11014, 20147, 38549, 40294, 77098, 141029, 282058, 110949529, 221899058, 776646703, 1553293406]

約数ペア:

[(1, 1553293406), (2, 776646703), (7, 221899058), (14, 110949529), (5507, 282058), (11014, 141029), (20147, 77098), (38549, 40294)]