81350514

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 223027200

約数和(自身を除く): 141676686

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 47, 54, 57, 63, 94, 114, 126, 133, 141, 171, 189, 241, 266, 282, 329, 342, 378, 399, 423, 482, 513, 658, 723, 798, 846, 893, 987, 1026, 1197, 1269, 1446, 1687, 1786, 1974, 2169, 2394, 2538, 2679, 2961, 3374, 3591, 4338, 4579, 5061, 5358, 5922, 6251, 6507, 7182, 8037, 8883, 9158, 10122, 11327, 12502, 13014, 13737, 15183, 16074, 17766, 18753, 22654, 24111, 27474, 30366, 32053, 33981, 37506, 41211, 45549, 48222, 56259, 64106, 67962, 79289, 82422, 91098, 96159, 101943, 112518, 123633, 158578, 168777, 192318, 203886, 215213, 237867, 247266, 288477, 305829, 337554, 430426, 475734, 576954, 611658, 645639, 713601, 865431, 1291278, 1427202, 1506491, 1730862, 1936917, 2140803, 3012982, 3873834, 4281606, 4519473, 5810751, 9038946, 11621502, 13558419, 27116838, 40675257, 81350514]

約数ペア:

[(1, 81350514), (2, 40675257), (3, 27116838), (6, 13558419), (7, 11621502), (9, 9038946), (14, 5810751), (18, 4519473), (19, 4281606), (21, 3873834), (27, 3012982), (38, 2140803), (42, 1936917), (47, 1730862), (54, 1506491), (57, 1427202), (63, 1291278), (94, 865431), (114, 713601), (126, 645639), (133, 611658), (141, 576954), (171, 475734), (189, 430426), (241, 337554), (266, 305829), (282, 288477), (329, 247266), (342, 237867), (378, 215213), (399, 203886), (423, 192318), (482, 168777), (513, 158578), (658, 123633), (723, 112518), (798, 101943), (846, 96159), (893, 91098), (987, 82422), (1026, 79289), (1197, 67962), (1269, 64106), (1446, 56259), (1687, 48222), (1786, 45549), (1974, 41211), (2169, 37506), (2394, 33981), (2538, 32053), (2679, 30366), (2961, 27474), (3374, 24111), (3591, 22654), (4338, 18753), (4579, 17766), (5061, 16074), (5358, 15183), (5922, 13737), (6251, 13014), (6507, 12502), (7182, 11327), (8037, 10122), (8883, 9158)]