210870909

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{2347}}^1$

素因数の和:2569

約数の個数: 24

約数和(自身を含む): 311344800

約数和(自身を除く): 100473891

約数列:

[1, 3, 9, 67, 149, 201, 447, 603, 1341, 2347, 7041, 9983, 21123, 29949, 89847, 157249, 349703, 471747, 1049109, 1415241, 3147327, 23430101, 70290303, 210870909]

約数ペア:

[(1, 210870909), (3, 70290303), (9, 23430101), (67, 3147327), (149, 1415241), (201, 1049109), (447, 471747), (603, 349703), (1341, 157249), (2347, 89847), (7041, 29949), (9983, 21123)]