20161211421

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{569}}^1\times {\mathrm{4111}}^1$

素因数の和:4726

約数の個数: 48

約数和(自身を含む): 30882435840

約数和(自身を除く): 10721224419

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 569, 663, 1707, 2873, 4111, 7397, 8619, 9673, 12333, 22191, 29019, 53443, 69887, 96161, 125749, 160329, 209661, 288483, 377247, 694759, 908531, 1634737, 2084277, 2339159, 2725593, 4904211, 7017477, 11810903, 30409067, 35432709, 39765703, 91227201, 119297109, 395317871, 516954139, 1185953613, 1550862417, 6720403807, 20161211421]

約数ペア:

[(1, 20161211421), (3, 6720403807), (13, 1550862417), (17, 1185953613), (39, 516954139), (51, 395317871), (169, 119297109), (221, 91227201), (507, 39765703), (569, 35432709), (663, 30409067), (1707, 11810903), (2873, 7017477), (4111, 4904211), (7397, 2725593), (8619, 2339159), (9673, 2084277), (12333, 1634737), (22191, 908531), (29019, 694759), (53443, 377247), (69887, 288483), (96161, 209661), (125749, 160329)]