253521954

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{670693}}^1$

素因数の和:670711

約数の個数: 32

約数和(自身を含む): 643866240

約数和(自身を除く): 390344286

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 670693, 1341386, 2012079, 4024158, 4694851, 6036237, 9389702, 12072474, 14084553, 18108711, 28169106, 36217422, 42253659, 84507318, 126760977, 253521954]

約数ペア:

[(1, 253521954), (2, 126760977), (3, 84507318), (6, 42253659), (7, 36217422), (9, 28169106), (14, 18108711), (18, 14084553), (21, 12072474), (27, 9389702), (42, 6036237), (54, 4694851), (63, 4024158), (126, 2012079), (189, 1341386), (378, 670693)]