1621739084

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{266909}}^1$

素因数の和:266958

約数の個数: 36

約数和(自身を含む): 3407906880

約数和(自身を除く): 1786167796

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 266909, 533818, 1067636, 1868363, 3736726, 7473452, 8274179, 13078541, 16548358, 26157082, 33096716, 52314164, 57919253, 115838506, 231677012, 405434771, 810869542, 1621739084]

約数ペア:

[(1, 1621739084), (2, 810869542), (4, 405434771), (7, 231677012), (14, 115838506), (28, 57919253), (31, 52314164), (49, 33096716), (62, 26157082), (98, 16548358), (124, 13078541), (196, 8274179), (217, 7473452), (434, 3736726), (868, 1868363), (1519, 1067636), (3038, 533818), (6076, 266909)]