256487406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{31973}}^1$

素因数の和:32176

約数の個数: 32

約数和(自身を含む): 589344768

約数和(自身を除く): 332857362

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 191, 382, 573, 1146, 1337, 2674, 4011, 8022, 31973, 63946, 95919, 191838, 223811, 447622, 671433, 1342866, 6106843, 12213686, 18320529, 36641058, 42747901, 85495802, 128243703, 256487406]

約数ペア:

[(1, 256487406), (2, 128243703), (3, 85495802), (6, 42747901), (7, 36641058), (14, 18320529), (21, 12213686), (42, 6106843), (191, 1342866), (382, 671433), (573, 447622), (1146, 223811), (1337, 191838), (2674, 95919), (4011, 63946), (8022, 31973)]