2139723645

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{70583}}^1$

素因数の和:70681

約数の個数: 32

約数和(自身を含む): 3577761792

約数和(自身を除く): 1438038147

約数列:

[1, 3, 5, 15, 43, 47, 129, 141, 215, 235, 645, 705, 2021, 6063, 10105, 30315, 70583, 211749, 352915, 1058745, 3035069, 3317401, 9105207, 9952203, 15175345, 16587005, 45526035, 49761015, 142648243, 427944729, 713241215, 2139723645]

約数ペア:

[(1, 2139723645), (3, 713241215), (5, 427944729), (15, 142648243), (43, 49761015), (47, 45526035), (129, 16587005), (141, 15175345), (215, 9952203), (235, 9105207), (645, 3317401), (705, 3035069), (2021, 1058745), (6063, 352915), (10105, 211749), (30315, 70583)]