31386651

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 46656000

約数和(自身を除く): 15269349

約数列:

[1, 3, 19, 23, 57, 69, 89, 267, 269, 437, 807, 1311, 1691, 2047, 5073, 5111, 6141, 6187, 15333, 18561, 23941, 38893, 71823, 116679, 117553, 352659, 454879, 550643, 1364637, 1651929, 10462217, 31386651]

約数ペア:

[(1, 31386651), (3, 10462217), (19, 1651929), (23, 1364637), (57, 550643), (69, 454879), (89, 352659), (267, 117553), (269, 116679), (437, 71823), (807, 38893), (1311, 23941), (1691, 18561), (2047, 15333), (5073, 6187), (5111, 6141)]