31009106

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 50675328

約数和(自身を除く): 19666222

約数列:

[1, 2, 23, 43, 46, 61, 86, 122, 257, 514, 989, 1403, 1978, 2623, 2806, 5246, 5911, 11051, 11822, 15677, 22102, 31354, 60329, 120658, 254173, 360571, 508346, 674111, 721142, 1348222, 15504553, 31009106]

約数ペア:

[(1, 31009106), (2, 15504553), (23, 1348222), (43, 721142), (46, 674111), (61, 508346), (86, 360571), (122, 254173), (257, 120658), (514, 60329), (989, 31354), (1403, 22102), (1978, 15677), (2623, 11822), (2806, 11051), (5246, 5911)]