71667378

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{499}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 159120000

約数和(自身を除く): 87452622

約数列:

[1, 2, 3, 6, 9, 18, 79, 101, 158, 202, 237, 303, 474, 499, 606, 711, 909, 998, 1422, 1497, 1818, 2994, 4491, 7979, 8982, 15958, 23937, 39421, 47874, 50399, 71811, 78842, 100798, 118263, 143622, 151197, 236526, 302394, 354789, 453591, 709578, 907182, 3981521, 7963042, 11944563, 23889126, 35833689, 71667378]

約数ペア:

[(1, 71667378), (2, 35833689), (3, 23889126), (6, 11944563), (9, 7963042), (18, 3981521), (79, 907182), (101, 709578), (158, 453591), (202, 354789), (237, 302394), (303, 236526), (474, 151197), (499, 143622), (606, 118263), (711, 100798), (909, 78842), (998, 71811), (1422, 50399), (1497, 47874), (1818, 39421), (2994, 23937), (4491, 15958), (7979, 8982)]