15665762528

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{345487}}^1$

素因数の和:345619

約数の個数: 48

約数和(自身を含む): 33519245760

約数和(自身を除く): 17853483232

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 109, 208, 218, 416, 436, 872, 1417, 1744, 2834, 3488, 5668, 11336, 22672, 45344, 345487, 690974, 1381948, 2763896, 4491331, 5527792, 8982662, 11055584, 17965324, 35930648, 37658083, 71861296, 75316166, 143722592, 150632332, 301264664, 489555079, 602529328, 979110158, 1205058656, 1958220316, 3916440632, 7832881264, 15665762528]

約数ペア:

[(1, 15665762528), (2, 7832881264), (4, 3916440632), (8, 1958220316), (13, 1205058656), (16, 979110158), (26, 602529328), (32, 489555079), (52, 301264664), (104, 150632332), (109, 143722592), (208, 75316166), (218, 71861296), (416, 37658083), (436, 35930648), (872, 17965324), (1417, 11055584), (1744, 8982662), (2834, 5527792), (3488, 4491331), (5668, 2763896), (11336, 1381948), (22672, 690974), (45344, 345487)]