31439859

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 47966208

約数和(自身を除く): 16526349

約数列:

[1, 3, 11, 31, 33, 73, 93, 219, 341, 421, 803, 1023, 1263, 2263, 2409, 4631, 6789, 13051, 13893, 24893, 30733, 39153, 74679, 92199, 143561, 338063, 430683, 952723, 1014189, 2858169, 10479953, 31439859]

約数ペア:

[(1, 31439859), (3, 10479953), (11, 2858169), (31, 1014189), (33, 952723), (73, 430683), (93, 338063), (219, 143561), (341, 92199), (421, 74679), (803, 39153), (1023, 30733), (1263, 24893), (2263, 13893), (2409, 13051), (4631, 6789)]