521138954

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{63199}}^1$

素因数の和:63258

約数の個数: 32

約数和(自身を含む): 970752000

約数和(自身を除く): 449613046

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 4123, 8246, 63199, 126398, 442393, 884786, 1200781, 1959169, 2401562, 3918338, 8405467, 13714183, 16810934, 27428366, 37224211, 74448422, 260569477, 521138954]

約数ペア:

[(1, 521138954), (2, 260569477), (7, 74448422), (14, 37224211), (19, 27428366), (31, 16810934), (38, 13714183), (62, 8405467), (133, 3918338), (217, 2401562), (266, 1959169), (434, 1200781), (589, 884786), (1178, 442393), (4123, 126398), (8246, 63199)]