31471958

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2273}}^1$

素因数の和:2348

約数の個数: 32

約数和(自身を含む): 57632256

約数和(自身を除く): 26160298

約数列:

[1, 2, 7, 14, 23, 43, 46, 86, 161, 301, 322, 602, 989, 1978, 2273, 4546, 6923, 13846, 15911, 31822, 52279, 97739, 104558, 195478, 365953, 684173, 731906, 1368346, 2247997, 4495994, 15735979, 31471958]

約数ペア:

[(1, 31471958), (2, 15735979), (7, 4495994), (14, 2247997), (23, 1368346), (43, 731906), (46, 684173), (86, 365953), (161, 195478), (301, 104558), (322, 97739), (602, 52279), (989, 31822), (1978, 15911), (2273, 13846), (4546, 6923)]