28887657

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 13690263

約数列:

[1, 3, 19, 41, 47, 57, 123, 141, 263, 779, 789, 893, 1927, 2337, 2679, 4997, 5781, 10783, 12361, 14991, 32349, 36613, 37083, 109839, 204877, 234859, 506801, 614631, 704577, 1520403, 9629219, 28887657]

約数ペア:

[(1, 28887657), (3, 9629219), (19, 1520403), (41, 704577), (47, 614631), (57, 506801), (123, 234859), (141, 204877), (263, 109839), (779, 37083), (789, 36613), (893, 32349), (1927, 14991), (2337, 12361), (2679, 10783), (4997, 5781)]