289375377

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{571}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 431608320

約数和(自身を除く): 142232943

約数列:

[1, 3, 17, 19, 51, 57, 323, 523, 571, 969, 1569, 1713, 8891, 9707, 9937, 10849, 26673, 29121, 29811, 32547, 168929, 184433, 298633, 506787, 553299, 895899, 5076761, 5674027, 15230283, 17022081, 96458459, 289375377]

約数ペア:

[(1, 289375377), (3, 96458459), (17, 17022081), (19, 15230283), (51, 5674027), (57, 5076761), (323, 895899), (523, 553299), (571, 506787), (969, 298633), (1569, 184433), (1713, 168929), (8891, 32547), (9707, 29811), (9937, 29121), (10849, 26673)]