405306

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 1010880

約数和(自身を除く): 605574

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 89, 99, 138, 178, 198, 207, 253, 267, 414, 506, 534, 759, 801, 979, 1518, 1602, 1958, 2047, 2277, 2937, 4094, 4554, 5874, 6141, 8811, 12282, 17622, 18423, 22517, 36846, 45034, 67551, 135102, 202653, 405306]

約数ペア:

[(1, 405306), (2, 202653), (3, 135102), (6, 67551), (9, 45034), (11, 36846), (18, 22517), (22, 18423), (23, 17622), (33, 12282), (46, 8811), (66, 6141), (69, 5874), (89, 4554), (99, 4094), (138, 2937), (178, 2277), (198, 2047), (207, 1958), (253, 1602), (267, 1518), (414, 979), (506, 801), (534, 759)]