153944217

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{557}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 263233152

約数和(自身を除く): 109288935

約数列:

[1, 3, 7, 9, 21, 41, 63, 107, 123, 287, 321, 369, 557, 749, 861, 963, 1671, 2247, 2583, 3899, 4387, 5013, 6741, 11697, 13161, 22837, 30709, 35091, 39483, 59599, 68511, 92127, 159859, 178797, 205533, 276381, 417193, 479577, 536391, 1251579, 1438731, 2443559, 3754737, 7330677, 17104913, 21992031, 51314739, 153944217]

約数ペア:

[(1, 153944217), (3, 51314739), (7, 21992031), (9, 17104913), (21, 7330677), (41, 3754737), (63, 2443559), (107, 1438731), (123, 1251579), (287, 536391), (321, 479577), (369, 417193), (557, 276381), (749, 205533), (861, 178797), (963, 159859), (1671, 92127), (2247, 68511), (2583, 59599), (3899, 39483), (4387, 35091), (5013, 30709), (6741, 22837), (11697, 13161)]