138856952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{78539}}^1$

素因数の和:78575

約数の個数: 32

約数和(自身を含む): 296881200

約数和(自身を除く): 158024248

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 78539, 157078, 314156, 628312, 1021007, 1335163, 2042014, 2670326, 4084028, 5340652, 8168056, 10681304, 17357119, 34714238, 69428476, 138856952]

約数ペア:

[(1, 138856952), (2, 69428476), (4, 34714238), (8, 17357119), (13, 10681304), (17, 8168056), (26, 5340652), (34, 4084028), (52, 2670326), (68, 2042014), (104, 1335163), (136, 1021007), (221, 628312), (442, 314156), (884, 157078), (1768, 78539)]