81361098

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5519}}^1$

素因数の和:5553

約数の個数: 80

約数和(自身を含む): 224421120

約数和(自身を除く): 143060022

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 273, 351, 378, 546, 567, 702, 819, 1053, 1134, 1638, 2106, 2457, 4914, 5519, 7371, 11038, 14742, 16557, 33114, 38633, 49671, 71747, 77266, 99342, 115899, 143494, 149013, 215241, 231798, 298026, 347697, 430482, 447039, 502229, 645723, 695394, 894078, 1004458, 1043091, 1291446, 1506687, 1937169, 2086182, 3013374, 3129273, 3874338, 4520061, 5811507, 6258546, 9040122, 11623014, 13560183, 27120366, 40680549, 81361098]

約数ペア:

[(1, 81361098), (2, 40680549), (3, 27120366), (6, 13560183), (7, 11623014), (9, 9040122), (13, 6258546), (14, 5811507), (18, 4520061), (21, 3874338), (26, 3129273), (27, 3013374), (39, 2086182), (42, 1937169), (54, 1506687), (63, 1291446), (78, 1043091), (81, 1004458), (91, 894078), (117, 695394), (126, 645723), (162, 502229), (182, 447039), (189, 430482), (234, 347697), (273, 298026), (351, 231798), (378, 215241), (546, 149013), (567, 143494), (702, 115899), (819, 99342), (1053, 77266), (1134, 71747), (1638, 49671), (2106, 38633), (2457, 33114), (4914, 16557), (5519, 14742), (7371, 11038)]