27720663131

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{1291}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 34597951200

約数和(自身を除く): 6877288069

約数列:

[1, 7, 17, 49, 119, 149, 173, 833, 1043, 1211, 1291, 2533, 2941, 7301, 8477, 9037, 17731, 20587, 21947, 25777, 63259, 124117, 144109, 153629, 180439, 192359, 223343, 438209, 1075403, 1263073, 1346513, 1563401, 3067463, 3270103, 3796831, 9425591, 10943807, 21472241, 22890721, 26577817, 33278107, 160235047, 186044719, 232946749, 565727819, 1630627243, 3960094733, 27720663131]

約数ペア:

[(1, 27720663131), (7, 3960094733), (17, 1630627243), (49, 565727819), (119, 232946749), (149, 186044719), (173, 160235047), (833, 33278107), (1043, 26577817), (1211, 22890721), (1291, 21472241), (2533, 10943807), (2941, 9425591), (7301, 3796831), (8477, 3270103), (9037, 3067463), (17731, 1563401), (20587, 1346513), (21947, 1263073), (25777, 1075403), (63259, 438209), (124117, 223343), (144109, 192359), (153629, 180439)]