26283159

素因数分解:

$3^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{557}}^1$

素因数の和:684

約数の個数: 36

約数和(自身を含む): 44655624

約数和(自身を除く): 18372465

約数列:

[1, 3, 7, 9, 21, 49, 63, 107, 147, 321, 441, 557, 749, 963, 1671, 2247, 3899, 5013, 5243, 6741, 11697, 15729, 27293, 35091, 47187, 59599, 81879, 178797, 245637, 417193, 536391, 1251579, 2920351, 3754737, 8761053, 26283159]

約数ペア:

[(1, 26283159), (3, 8761053), (7, 3754737), (9, 2920351), (21, 1251579), (49, 536391), (63, 417193), (107, 245637), (147, 178797), (321, 81879), (441, 59599), (557, 47187), (749, 35091), (963, 27293), (1671, 15729), (2247, 11697), (3899, 6741), (5013, 5243)]