31005558

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{8087}}^1$

素因数の和:8169

約数の個数: 32

約数和(自身を含む): 69880320

約数和(自身を除く): 38874762

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 8087, 16174, 24261, 48522, 72783, 145566, 218349, 436698, 574177, 1148354, 1722531, 3445062, 5167593, 10335186, 15502779, 31005558]

約数ペア:

[(1, 31005558), (2, 15502779), (3, 10335186), (6, 5167593), (9, 3445062), (18, 1722531), (27, 1148354), (54, 574177), (71, 436698), (142, 218349), (213, 145566), (426, 72783), (639, 48522), (1278, 24261), (1917, 16174), (3834, 8087)]