31311142

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{9587}}^1$

素因数の和:9683

約数の個数: 16

約数和(自身を含む): 49704192

約数和(自身を除く): 18393050

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 9587, 19174, 220501, 441002, 680677, 1361354, 15655571, 31311142]

約数ペア:

[(1, 31311142), (2, 15655571), (23, 1361354), (46, 680677), (71, 441002), (142, 220501), (1633, 19174), (3266, 9587)]