16420635

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{677}}^1$

素因数の和:713

約数の個数: 72

約数和(自身を含む): 36172656

約数和(自身を除く): 19752021

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 49, 55, 63, 77, 99, 105, 147, 165, 231, 245, 315, 385, 441, 495, 539, 677, 693, 735, 1155, 1617, 2031, 2205, 2695, 3385, 3465, 4739, 4851, 6093, 7447, 8085, 10155, 14217, 22341, 23695, 24255, 30465, 33173, 37235, 42651, 52129, 67023, 71085, 99519, 111705, 156387, 165865, 213255, 260645, 298557, 335115, 364903, 469161, 497595, 781935, 1094709, 1492785, 1824515, 2345805, 3284127, 5473545, 16420635]

約数ペア:

[(1, 16420635), (3, 5473545), (5, 3284127), (7, 2345805), (9, 1824515), (11, 1492785), (15, 1094709), (21, 781935), (33, 497595), (35, 469161), (45, 364903), (49, 335115), (55, 298557), (63, 260645), (77, 213255), (99, 165865), (105, 156387), (147, 111705), (165, 99519), (231, 71085), (245, 67023), (315, 52129), (385, 42651), (441, 37235), (495, 33173), (539, 30465), (677, 24255), (693, 23695), (735, 22341), (1155, 14217), (1617, 10155), (2031, 8085), (2205, 7447), (2695, 6093), (3385, 4851), (3465, 4739)]