16580821341

素因数分解:

$3^1\times 7^3\times {\mathrm{137}}^1\times {\mathrm{117617}}^1$

素因数の和:117778

約数の個数: 32

約数和(自身を含む): 25970054400

約数和(自身を除く): 9389233059

約数列:

[1, 3, 7, 21, 49, 137, 147, 343, 411, 959, 1029, 2877, 6713, 20139, 46991, 117617, 140973, 352851, 823319, 2469957, 5763233, 16113529, 17289699, 40342631, 48340587, 112794703, 121027893, 338384109, 789562921, 2368688763, 5526940447, 16580821341]

約数ペア:

[(1, 16580821341), (3, 5526940447), (7, 2368688763), (21, 789562921), (49, 338384109), (137, 121027893), (147, 112794703), (343, 48340587), (411, 40342631), (959, 17289699), (1029, 16113529), (2877, 5763233), (6713, 2469957), (20139, 823319), (46991, 352851), (117617, 140973)]