490679966

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{26293}}^1$

素因数の和:26376

約数の個数: 32

約数和(自身を含む): 888526848

約数和(自身を除く): 397846882

約数列:

[1, 2, 7, 14, 31, 43, 62, 86, 217, 301, 434, 602, 1333, 2666, 9331, 18662, 26293, 52586, 184051, 368102, 815083, 1130599, 1630166, 2261198, 5705581, 7914193, 11411162, 15828386, 35048569, 70097138, 245339983, 490679966]

約数ペア:

[(1, 490679966), (2, 245339983), (7, 70097138), (14, 35048569), (31, 15828386), (43, 11411162), (62, 7914193), (86, 5705581), (217, 2261198), (301, 1630166), (434, 1130599), (602, 815083), (1333, 368102), (2666, 184051), (9331, 52586), (18662, 26293)]