81863118

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2503}}^1$

素因数の和:2613

約数の個数: 48

約数和(自身を含む): 187499520

約数和(自身を除く): 105636402

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 79, 138, 158, 207, 237, 414, 474, 711, 1422, 1817, 2503, 3634, 5006, 5451, 7509, 10902, 15018, 16353, 22527, 32706, 45054, 57569, 115138, 172707, 197737, 345414, 395474, 518121, 593211, 1036242, 1186422, 1779633, 3559266, 4547951, 9095902, 13643853, 27287706, 40931559, 81863118]

約数ペア:

[(1, 81863118), (2, 40931559), (3, 27287706), (6, 13643853), (9, 9095902), (18, 4547951), (23, 3559266), (46, 1779633), (69, 1186422), (79, 1036242), (138, 593211), (158, 518121), (207, 395474), (237, 345414), (414, 197737), (474, 172707), (711, 115138), (1422, 57569), (1817, 45054), (2503, 32706), (3634, 22527), (5006, 16353), (5451, 15018), (7509, 10902)]