31428592

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:290

約数の個数: 60

約数和(自身を含む): 67395240

約数和(自身を除く): 35966648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 104, 118, 169, 197, 208, 236, 338, 394, 472, 676, 767, 788, 944, 1352, 1534, 1576, 2561, 2704, 3068, 3152, 5122, 6136, 9971, 10244, 11623, 12272, 19942, 20488, 23246, 33293, 39884, 40976, 46492, 66586, 79768, 92984, 133172, 151099, 159536, 185968, 266344, 302198, 532688, 604396, 1208792, 1964287, 2417584, 3928574, 7857148, 15714296, 31428592]

約数ペア:

[(1, 31428592), (2, 15714296), (4, 7857148), (8, 3928574), (13, 2417584), (16, 1964287), (26, 1208792), (52, 604396), (59, 532688), (104, 302198), (118, 266344), (169, 185968), (197, 159536), (208, 151099), (236, 133172), (338, 92984), (394, 79768), (472, 66586), (676, 46492), (767, 40976), (788, 39884), (944, 33293), (1352, 23246), (1534, 20488), (1576, 19942), (2561, 12272), (2704, 11623), (3068, 10244), (3152, 9971), (5122, 6136)]