99691071

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 142399488

約数和(自身を除く): 42708417

約数列:

[1, 3, 31, 43, 93, 97, 129, 257, 291, 771, 1333, 3007, 3999, 4171, 7967, 9021, 11051, 12513, 23901, 24929, 33153, 74787, 129301, 342581, 387903, 772799, 1027743, 1071947, 2318397, 3215841, 33230357, 99691071]

約数ペア:

[(1, 99691071), (3, 33230357), (31, 3215841), (43, 2318397), (93, 1071947), (97, 1027743), (129, 772799), (257, 387903), (291, 342581), (771, 129301), (1333, 74787), (3007, 33153), (3999, 24929), (4171, 23901), (7967, 12513), (9021, 11051)]