143204870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1997}}^1$

素因数の和:2176

約数の個数: 32

約数和(自身を含む): 264119616

約数和(自身を除く): 120914746

約数列:

[1, 2, 5, 10, 71, 101, 142, 202, 355, 505, 710, 1010, 1997, 3994, 7171, 9985, 14342, 19970, 35855, 71710, 141787, 201697, 283574, 403394, 708935, 1008485, 1417870, 2016970, 14320487, 28640974, 71602435, 143204870]

約数ペア:

[(1, 143204870), (2, 71602435), (5, 28640974), (10, 14320487), (71, 2016970), (101, 1417870), (142, 1008485), (202, 708935), (355, 403394), (505, 283574), (710, 201697), (1010, 141787), (1997, 71710), (3994, 35855), (7171, 19970), (9985, 14342)]