209071278

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:330

約数の個数: 96

約数和(自身を含む): 504259392

約数和(自身を除く): 295188114

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 61, 78, 97, 117, 122, 151, 183, 194, 234, 291, 302, 366, 453, 549, 582, 793, 873, 906, 1098, 1261, 1359, 1586, 1746, 1963, 2379, 2522, 2718, 3783, 3926, 4758, 5889, 5917, 7137, 7566, 9211, 11349, 11778, 11834, 14274, 14647, 17667, 17751, 18422, 22698, 27633, 29294, 35334, 35502, 43941, 53253, 55266, 76921, 82899, 87882, 106506, 119743, 131823, 153842, 165798, 190411, 230763, 239486, 263646, 359229, 380822, 461526, 571233, 692289, 718458, 893467, 1077687, 1142466, 1384578, 1713699, 1786934, 2155374, 2680401, 3427398, 5360802, 8041203, 11615071, 16082406, 23230142, 34845213, 69690426, 104535639, 209071278]

約数ペア:

[(1, 209071278), (2, 104535639), (3, 69690426), (6, 34845213), (9, 23230142), (13, 16082406), (18, 11615071), (26, 8041203), (39, 5360802), (61, 3427398), (78, 2680401), (97, 2155374), (117, 1786934), (122, 1713699), (151, 1384578), (183, 1142466), (194, 1077687), (234, 893467), (291, 718458), (302, 692289), (366, 571233), (453, 461526), (549, 380822), (582, 359229), (793, 263646), (873, 239486), (906, 230763), (1098, 190411), (1261, 165798), (1359, 153842), (1586, 131823), (1746, 119743), (1963, 106506), (2379, 87882), (2522, 82899), (2718, 76921), (3783, 55266), (3926, 53253), (4758, 43941), (5889, 35502), (5917, 35334), (7137, 29294), (7566, 27633), (9211, 22698), (11349, 18422), (11778, 17751), (11834, 17667), (14274, 14647)]