405339272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{23911}}^1$

素因数の和:24093

約数の個数: 32

約数和(自身を含む): 823529280

約数和(自身を除く): 418190008

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 163, 326, 652, 1304, 2119, 4238, 8476, 16952, 23911, 47822, 95644, 191288, 310843, 621686, 1243372, 2486744, 3897493, 7794986, 15589972, 31179944, 50667409, 101334818, 202669636, 405339272]

約数ペア:

[(1, 405339272), (2, 202669636), (4, 101334818), (8, 50667409), (13, 31179944), (26, 15589972), (52, 7794986), (104, 3897493), (163, 2486744), (326, 1243372), (652, 621686), (1304, 310843), (2119, 191288), (4238, 95644), (8476, 47822), (16952, 23911)]