38993019

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{571}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 59963904

約数和(自身を除く): 20970885

約数列:

[1, 3, 13, 17, 39, 51, 103, 221, 309, 571, 663, 1339, 1713, 1751, 4017, 5253, 7423, 9707, 22269, 22763, 29121, 58813, 68289, 126191, 176439, 378573, 764569, 999821, 2293707, 2999463, 12997673, 38993019]

約数ペア:

[(1, 38993019), (3, 12997673), (13, 2999463), (17, 2293707), (39, 999821), (51, 764569), (103, 378573), (221, 176439), (309, 126191), (571, 68289), (663, 58813), (1339, 29121), (1713, 22763), (1751, 22269), (4017, 9707), (5253, 7423)]