16615990419

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{2549}}^1$

素因数の和:2780

約数の個数: 64

約数和(自身を含む): 26567654400

約数和(自身を除く): 9951663981

約数列:

[1, 3, 7, 21, 41, 67, 113, 123, 201, 287, 339, 469, 791, 861, 1407, 2373, 2549, 2747, 4633, 7571, 7647, 8241, 13899, 17843, 19229, 22713, 32431, 52997, 53529, 57687, 97293, 104509, 158991, 170783, 288037, 310411, 313527, 512349, 731563, 864111, 931233, 1195481, 2016259, 2172877, 2194689, 3586443, 6048777, 6518631, 7002103, 11809517, 19298479, 21006309, 35428551, 49014721, 57895437, 82666619, 135089353, 147044163, 247999857, 405268059, 791237639, 2373712917, 5538663473, 16615990419]

約数ペア:

[(1, 16615990419), (3, 5538663473), (7, 2373712917), (21, 791237639), (41, 405268059), (67, 247999857), (113, 147044163), (123, 135089353), (201, 82666619), (287, 57895437), (339, 49014721), (469, 35428551), (791, 21006309), (861, 19298479), (1407, 11809517), (2373, 7002103), (2549, 6518631), (2747, 6048777), (4633, 3586443), (7571, 2194689), (7647, 2172877), (8241, 2016259), (13899, 1195481), (17843, 931233), (19229, 864111), (22713, 731563), (32431, 512349), (52997, 313527), (53529, 310411), (57687, 288037), (97293, 170783), (104509, 158991)]