221727268

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{2711}}^1$

素因数の和:2872

約数の個数: 48

約数和(自身を含む): 466550784

約数和(自身を除く): 244823516

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 127, 161, 254, 322, 508, 644, 889, 1778, 2711, 2921, 3556, 5422, 5842, 10844, 11684, 18977, 20447, 37954, 40894, 62353, 75908, 81788, 124706, 249412, 344297, 436471, 688594, 872942, 1377188, 1745884, 2410079, 4820158, 7918831, 9640316, 15837662, 31675324, 55431817, 110863634, 221727268]

約数ペア:

[(1, 221727268), (2, 110863634), (4, 55431817), (7, 31675324), (14, 15837662), (23, 9640316), (28, 7918831), (46, 4820158), (92, 2410079), (127, 1745884), (161, 1377188), (254, 872942), (322, 688594), (508, 436471), (644, 344297), (889, 249412), (1778, 124706), (2711, 81788), (2921, 75908), (3556, 62353), (5422, 40894), (5842, 37954), (10844, 20447), (11684, 18977)]