31072548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{487}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 78431360

約数和(自身を除く): 47358812

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 409, 487, 818, 974, 1227, 1461, 1636, 1948, 2454, 2922, 4908, 5317, 5844, 6331, 10634, 12662, 15951, 18993, 21268, 25324, 31902, 37986, 63804, 75972, 199183, 398366, 597549, 796732, 1195098, 2390196, 2589379, 5178758, 7768137, 10357516, 15536274, 31072548]

約数ペア:

[(1, 31072548), (2, 15536274), (3, 10357516), (4, 7768137), (6, 5178758), (12, 2589379), (13, 2390196), (26, 1195098), (39, 796732), (52, 597549), (78, 398366), (156, 199183), (409, 75972), (487, 63804), (818, 37986), (974, 31902), (1227, 25324), (1461, 21268), (1636, 18993), (1948, 15951), (2454, 12662), (2922, 10634), (4908, 6331), (5317, 5844)]