420804972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1669861}}^1$

素因数の和:1669878

約数の個数: 36

約数和(自身を含む): 1215659536

約数和(自身を除く): 794854564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1669861, 3339722, 5009583, 6679444, 10019166, 11689027, 15028749, 20038332, 23378054, 30057498, 35067081, 46756108, 60114996, 70134162, 105201243, 140268324, 210402486, 420804972]

約数ペア:

[(1, 420804972), (2, 210402486), (3, 140268324), (4, 105201243), (6, 70134162), (7, 60114996), (9, 46756108), (12, 35067081), (14, 30057498), (18, 23378054), (21, 20038332), (28, 15028749), (36, 11689027), (42, 10019166), (63, 6679444), (84, 5009583), (126, 3339722), (252, 1669861)]