6854551990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{435763}}^1$

素因数の和:435805

約数の個数: 48

約数和(自身を含む): 14605066224

約数和(自身を除く): 7750514234

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1430, 1573, 3146, 7865, 15730, 435763, 871526, 2178815, 4357630, 4793393, 5664919, 9586786, 11329838, 23966965, 28324595, 47933930, 52727323, 56649190, 62314109, 105454646, 124628218, 263636615, 311570545, 527273230, 623141090, 685455199, 1370910398, 3427275995, 6854551990]

約数ペア:

[(1, 6854551990), (2, 3427275995), (5, 1370910398), (10, 685455199), (11, 623141090), (13, 527273230), (22, 311570545), (26, 263636615), (55, 124628218), (65, 105454646), (110, 62314109), (121, 56649190), (130, 52727323), (143, 47933930), (242, 28324595), (286, 23966965), (605, 11329838), (715, 9586786), (1210, 5664919), (1430, 4793393), (1573, 4357630), (3146, 2178815), (7865, 871526), (15730, 435763)]