390652496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1051}}^1\times {\mathrm{1787}}^1$

素因数の和:2859

約数の個数: 40

約数和(自身を含む): 816343584

約数和(自身を除く): 425691088

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1051, 1787, 2102, 3574, 4204, 7148, 8408, 13663, 14296, 16816, 23231, 27326, 28592, 46462, 54652, 92924, 109304, 185848, 218608, 371696, 1878137, 3756274, 7512548, 15025096, 24415781, 30050192, 48831562, 97663124, 195326248, 390652496]

約数ペア:

[(1, 390652496), (2, 195326248), (4, 97663124), (8, 48831562), (13, 30050192), (16, 24415781), (26, 15025096), (52, 7512548), (104, 3756274), (208, 1878137), (1051, 371696), (1787, 218608), (2102, 185848), (3574, 109304), (4204, 92924), (7148, 54652), (8408, 46462), (13663, 28592), (14296, 27326), (16816, 23231)]