243399695

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{4243}}^1$

素因数の和:4415

約数の個数: 32

約数和(自身を含む): 366681600

約数和(自身を除く): 123281905

約数列:

[1, 5, 7, 11, 35, 55, 77, 149, 385, 745, 1043, 1639, 4243, 5215, 8195, 11473, 21215, 29701, 46673, 57365, 148505, 233365, 326711, 632207, 1633555, 3161035, 4425449, 6954277, 22127245, 34771385, 48679939, 243399695]

約数ペア:

[(1, 243399695), (5, 48679939), (7, 34771385), (11, 22127245), (35, 6954277), (55, 4425449), (77, 3161035), (149, 1633555), (385, 632207), (745, 326711), (1043, 233365), (1639, 148505), (4243, 57365), (5215, 46673), (8195, 29701), (11473, 21215)]