253444821

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{6263}}^1$

素因数の和:6361

約数の個数: 32

約数和(自身を含む): 404103168

約数和(自身を除く): 150658347

約数列:

[1, 3, 7, 21, 41, 47, 123, 141, 287, 329, 861, 987, 1927, 5781, 6263, 13489, 18789, 40467, 43841, 131523, 256783, 294361, 770349, 883083, 1797481, 2060527, 5392443, 6181581, 12068801, 36206403, 84481607, 253444821]

約数ペア:

[(1, 253444821), (3, 84481607), (7, 36206403), (21, 12068801), (41, 6181581), (47, 5392443), (123, 2060527), (141, 1797481), (287, 883083), (329, 770349), (861, 294361), (987, 256783), (1927, 131523), (5781, 43841), (6263, 40467), (13489, 18789)]