320199267

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{673}}^1$

素因数の和:1203

約数の個数: 32

約数和(自身を含む): 477515520

約数和(自身を除く): 157316253

約数列:

[1, 3, 17, 19, 51, 57, 323, 491, 673, 969, 1473, 2019, 8347, 9329, 11441, 12787, 25041, 27987, 34323, 38361, 158593, 217379, 330443, 475779, 652137, 991329, 5617531, 6278417, 16852593, 18835251, 106733089, 320199267]

約数ペア:

[(1, 320199267), (3, 106733089), (17, 18835251), (19, 16852593), (51, 6278417), (57, 5617531), (323, 991329), (491, 652137), (673, 475779), (969, 330443), (1473, 217379), (2019, 158593), (8347, 38361), (9329, 34323), (11441, 27987), (12787, 25041)]