222715458

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{131}}^2$

素因数の和:380

約数の個数: 72

約数和(自身を含む): 561123264

約数和(自身を除く): 338407806

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 103, 126, 131, 206, 262, 309, 393, 618, 721, 786, 917, 927, 1179, 1442, 1834, 1854, 2163, 2358, 2751, 4326, 5502, 6489, 8253, 12978, 13493, 16506, 17161, 26986, 34322, 40479, 51483, 80958, 94451, 102966, 120127, 121437, 154449, 188902, 240254, 242874, 283353, 308898, 360381, 566706, 720762, 850059, 1081143, 1700118, 1767583, 2162286, 3535166, 5302749, 10605498, 12373081, 15908247, 24746162, 31816494, 37119243, 74238486, 111357729, 222715458]

約数ペア:

[(1, 222715458), (2, 111357729), (3, 74238486), (6, 37119243), (7, 31816494), (9, 24746162), (14, 15908247), (18, 12373081), (21, 10605498), (42, 5302749), (63, 3535166), (103, 2162286), (126, 1767583), (131, 1700118), (206, 1081143), (262, 850059), (309, 720762), (393, 566706), (618, 360381), (721, 308898), (786, 283353), (917, 242874), (927, 240254), (1179, 188902), (1442, 154449), (1834, 121437), (1854, 120127), (2163, 102966), (2358, 94451), (2751, 80958), (4326, 51483), (5502, 40479), (6489, 34322), (8253, 26986), (12978, 17161), (13493, 16506)]