40987807

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 51609600

約数和(自身を除く): 10621793

約数列:

[1, 7, 19, 47, 79, 83, 133, 329, 553, 581, 893, 1501, 1577, 3713, 3901, 6251, 6557, 10507, 11039, 25991, 27307, 45899, 70547, 74119, 124583, 308179, 493829, 518833, 872081, 2157253, 5855401, 40987807]

約数ペア:

[(1, 40987807), (7, 5855401), (19, 2157253), (47, 872081), (79, 518833), (83, 493829), (133, 308179), (329, 124583), (553, 74119), (581, 70547), (893, 45899), (1501, 27307), (1577, 25991), (3713, 11039), (3901, 10507), (6251, 6557)]