69790721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{617}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 94687488

約数和(自身を除く): 24896767

約数列:

[1, 7, 11, 13, 77, 91, 113, 143, 617, 791, 1001, 1243, 1469, 4319, 6787, 8021, 8701, 10283, 16159, 47509, 56147, 69721, 88231, 113113, 488047, 617617, 766931, 906373, 5368517, 6344611, 9970103, 69790721]

約数ペア:

[(1, 69790721), (7, 9970103), (11, 6344611), (13, 5368517), (77, 906373), (91, 766931), (113, 617617), (143, 488047), (617, 113113), (791, 88231), (1001, 69721), (1243, 56147), (1469, 47509), (4319, 16159), (6787, 10283), (8021, 8701)]