855393

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2$

素因数の和:74

約数の個数: 36

約数和(自身を含む): 1513008

約数和(自身を除く): 657615

約数列:

[1, 3, 7, 11, 21, 23, 33, 49, 69, 77, 147, 161, 231, 253, 483, 529, 539, 759, 1127, 1587, 1617, 1771, 3381, 3703, 5313, 5819, 11109, 12397, 17457, 25921, 37191, 40733, 77763, 122199, 285131, 855393]

約数ペア:

[(1, 855393), (3, 285131), (7, 122199), (11, 77763), (21, 40733), (23, 37191), (33, 25921), (49, 17457), (69, 12397), (77, 11109), (147, 5819), (161, 5313), (231, 3703), (253, 3381), (483, 1771), (529, 1617), (539, 1587), (759, 1127)]