7942781196

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1571}}^1\times {\mathrm{20063}}^1$

素因数の和:21651

約数の個数: 72

約数和(自身を含む): 22961562624

約数和(自身を除く): 15018781428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1571, 3142, 4713, 6284, 9426, 10997, 14139, 18852, 20063, 21994, 28278, 32991, 40126, 43988, 56556, 60189, 65982, 80252, 98973, 120378, 131964, 140441, 180567, 197946, 240756, 280882, 361134, 395892, 421323, 561764, 722268, 842646, 1263969, 1685292, 2527938, 5055876, 31518973, 63037946, 94556919, 126075892, 189113838, 220632811, 283670757, 378227676, 441265622, 567341514, 661898433, 882531244, 1134683028, 1323796866, 1985695299, 2647593732, 3971390598, 7942781196]

約数ペア:

[(1, 7942781196), (2, 3971390598), (3, 2647593732), (4, 1985695299), (6, 1323796866), (7, 1134683028), (9, 882531244), (12, 661898433), (14, 567341514), (18, 441265622), (21, 378227676), (28, 283670757), (36, 220632811), (42, 189113838), (63, 126075892), (84, 94556919), (126, 63037946), (252, 31518973), (1571, 5055876), (3142, 2527938), (4713, 1685292), (6284, 1263969), (9426, 842646), (10997, 722268), (14139, 561764), (18852, 421323), (20063, 395892), (21994, 361134), (28278, 280882), (32991, 240756), (40126, 197946), (43988, 180567), (56556, 140441), (60189, 131964), (65982, 120378), (80252, 98973)]