401227944

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{8191}}^1$

素因数の和:8370

約数の個数: 64

約数和(自身を含む): 1087242240

約数和(自身を除く): 686014296

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 157, 312, 314, 471, 628, 942, 1256, 1884, 2041, 3768, 4082, 6123, 8164, 8191, 12246, 16328, 16382, 24492, 24573, 32764, 48984, 49146, 65528, 98292, 106483, 196584, 212966, 319449, 425932, 638898, 851864, 1277796, 1285987, 2555592, 2571974, 3857961, 5143948, 7715922, 10287896, 15431844, 16717831, 30863688, 33435662, 50153493, 66871324, 100306986, 133742648, 200613972, 401227944]

約数ペア:

[(1, 401227944), (2, 200613972), (3, 133742648), (4, 100306986), (6, 66871324), (8, 50153493), (12, 33435662), (13, 30863688), (24, 16717831), (26, 15431844), (39, 10287896), (52, 7715922), (78, 5143948), (104, 3857961), (156, 2571974), (157, 2555592), (312, 1285987), (314, 1277796), (471, 851864), (628, 638898), (942, 425932), (1256, 319449), (1884, 212966), (2041, 196584), (3768, 106483), (4082, 98292), (6123, 65528), (8164, 49146), (8191, 48984), (12246, 32764), (16328, 24573), (16382, 24492)]