997386405

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{13159}}^1$

素因数の和:13361

約数の個数: 32

約数和(自身を含む): 1657528320

約数和(自身を除く): 660141915

約数列:

[1, 3, 5, 15, 31, 93, 155, 163, 465, 489, 815, 2445, 5053, 13159, 15159, 25265, 39477, 65795, 75795, 197385, 407929, 1223787, 2039645, 2144917, 6118935, 6434751, 10724585, 32173755, 66492427, 199477281, 332462135, 997386405]

約数ペア:

[(1, 997386405), (3, 332462135), (5, 199477281), (15, 66492427), (31, 32173755), (93, 10724585), (155, 6434751), (163, 6118935), (465, 2144917), (489, 2039645), (815, 1223787), (2445, 407929), (5053, 197385), (13159, 75795), (15159, 65795), (25265, 39477)]