65565972

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 171178280

約数和(自身を除く): 105612308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 73, 122, 146, 183, 219, 244, 292, 366, 409, 438, 549, 657, 732, 818, 876, 1098, 1227, 1314, 1636, 2196, 2454, 2628, 3681, 4453, 4908, 7362, 8906, 13359, 14724, 17812, 24949, 26718, 29857, 40077, 49898, 53436, 59714, 74847, 80154, 89571, 99796, 119428, 149694, 160308, 179142, 224541, 268713, 299388, 358284, 449082, 537426, 898164, 1074852, 1821277, 3642554, 5463831, 7285108, 10927662, 16391493, 21855324, 32782986, 65565972]

約数ペア:

[(1, 65565972), (2, 32782986), (3, 21855324), (4, 16391493), (6, 10927662), (9, 7285108), (12, 5463831), (18, 3642554), (36, 1821277), (61, 1074852), (73, 898164), (122, 537426), (146, 449082), (183, 358284), (219, 299388), (244, 268713), (292, 224541), (366, 179142), (409, 160308), (438, 149694), (549, 119428), (657, 99796), (732, 89571), (818, 80154), (876, 74847), (1098, 59714), (1227, 53436), (1314, 49898), (1636, 40077), (2196, 29857), (2454, 26718), (2628, 24949), (3681, 17812), (4453, 14724), (4908, 13359), (7362, 8906)]