216427344

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{644129}}^1$

素因数の和:644147

約数の個数: 40

約数和(自身を含む): 638976960

約数和(自身を除く): 422549616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 644129, 1288258, 1932387, 2576516, 3864774, 4508903, 5153032, 7729548, 9017806, 10306064, 13526709, 15459096, 18035612, 27053418, 30918192, 36071224, 54106836, 72142448, 108213672, 216427344]

約数ペア:

[(1, 216427344), (2, 108213672), (3, 72142448), (4, 54106836), (6, 36071224), (7, 30918192), (8, 27053418), (12, 18035612), (14, 15459096), (16, 13526709), (21, 10306064), (24, 9017806), (28, 7729548), (42, 5153032), (48, 4508903), (56, 3864774), (84, 2576516), (112, 1932387), (168, 1288258), (336, 644129)]