998247910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{569}}^1$

素因数の和:1017

約数の個数: 64

約数和(自身を含む): 2016705600

約数和(自身を除く): 1018457690

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 389, 410, 451, 569, 778, 902, 1138, 1945, 2255, 2845, 3890, 4279, 4510, 5690, 6259, 8558, 12518, 15949, 21395, 23329, 31295, 31898, 42790, 46658, 62590, 79745, 116645, 159490, 175439, 221341, 233290, 256619, 350878, 442682, 513238, 877195, 1106705, 1283095, 1754390, 2213410, 2434751, 2566190, 4869502, 9074981, 12173755, 18149962, 24347510, 45374905, 90749810, 99824791, 199649582, 499123955, 998247910]

約数ペア:

[(1, 998247910), (2, 499123955), (5, 199649582), (10, 99824791), (11, 90749810), (22, 45374905), (41, 24347510), (55, 18149962), (82, 12173755), (110, 9074981), (205, 4869502), (389, 2566190), (410, 2434751), (451, 2213410), (569, 1754390), (778, 1283095), (902, 1106705), (1138, 877195), (1945, 513238), (2255, 442682), (2845, 350878), (3890, 256619), (4279, 233290), (4510, 221341), (5690, 175439), (6259, 159490), (8558, 116645), (12518, 79745), (15949, 62590), (21395, 46658), (23329, 42790), (31295, 31898)]