173898738

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1163}}^1$

素因数の和:1261

約数の個数: 80

約数和(自身を含む): 425912256

約数和(自身を除く): 252013518

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 71, 78, 81, 117, 142, 162, 213, 234, 351, 426, 639, 702, 923, 1053, 1163, 1278, 1846, 1917, 2106, 2326, 2769, 3489, 3834, 5538, 5751, 6978, 8307, 10467, 11502, 15119, 16614, 20934, 24921, 30238, 31401, 45357, 49842, 62802, 74763, 82573, 90714, 94203, 136071, 149526, 165146, 188406, 247719, 272142, 408213, 495438, 743157, 816426, 1073449, 1224639, 1486314, 2146898, 2229471, 2449278, 3220347, 4458942, 6440694, 6688413, 9661041, 13376826, 19322082, 28983123, 57966246, 86949369, 173898738]

約数ペア:

[(1, 173898738), (2, 86949369), (3, 57966246), (6, 28983123), (9, 19322082), (13, 13376826), (18, 9661041), (26, 6688413), (27, 6440694), (39, 4458942), (54, 3220347), (71, 2449278), (78, 2229471), (81, 2146898), (117, 1486314), (142, 1224639), (162, 1073449), (213, 816426), (234, 743157), (351, 495438), (426, 408213), (639, 272142), (702, 247719), (923, 188406), (1053, 165146), (1163, 149526), (1278, 136071), (1846, 94203), (1917, 90714), (2106, 82573), (2326, 74763), (2769, 62802), (3489, 49842), (3834, 45357), (5538, 31401), (5751, 30238), (6978, 24921), (8307, 20934), (10467, 16614), (11502, 15119)]