221227668

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{84181}}^1$

素因数の和:84264

約数の個数: 36

約数和(自身を含む): 566881588

約数和(自身を除く): 345653920

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 84181, 168362, 252543, 336724, 505086, 757629, 1010172, 1515258, 3030516, 6145213, 12290426, 18435639, 24580852, 36871278, 55306917, 73742556, 110613834, 221227668]

約数ペア:

[(1, 221227668), (2, 110613834), (3, 73742556), (4, 55306917), (6, 36871278), (9, 24580852), (12, 18435639), (18, 12290426), (36, 6145213), (73, 3030516), (146, 1515258), (219, 1010172), (292, 757629), (438, 505086), (657, 336724), (876, 252543), (1314, 168362), (2628, 84181)]