213726369

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 302911488

約数和(自身を除く): 89185119

約数列:

[1, 3, 31, 53, 93, 131, 159, 331, 393, 993, 1643, 4061, 4929, 6943, 10261, 12183, 17543, 20829, 30783, 43361, 52629, 130083, 215233, 543833, 645699, 1344191, 1631499, 2298133, 4032573, 6894399, 71242123, 213726369]

約数ペア:

[(1, 213726369), (3, 71242123), (31, 6894399), (53, 4032573), (93, 2298133), (131, 1631499), (159, 1344191), (331, 645699), (393, 543833), (993, 215233), (1643, 130083), (4061, 52629), (4929, 43361), (6943, 30783), (10261, 20829), (12183, 17543)]