81919422

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:566

約数の個数: 96

約数和(自身を含む): 206309376

約数和(自身を除く): 124389954

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 31, 39, 46, 62, 69, 78, 93, 117, 138, 186, 207, 234, 279, 299, 403, 414, 491, 558, 598, 713, 806, 897, 982, 1209, 1426, 1473, 1794, 2139, 2418, 2691, 2946, 3627, 4278, 4419, 5382, 6383, 6417, 7254, 8838, 9269, 11293, 12766, 12834, 15221, 18538, 19149, 22586, 27807, 30442, 33879, 38298, 45663, 55614, 57447, 67758, 83421, 91326, 101637, 114894, 136989, 146809, 166842, 197873, 203274, 273978, 293618, 350083, 395746, 440427, 593619, 700166, 880854, 1050249, 1187238, 1321281, 1780857, 2100498, 2642562, 3150747, 3561714, 4551079, 6301494, 9102158, 13653237, 27306474, 40959711, 81919422]

約数ペア:

[(1, 81919422), (2, 40959711), (3, 27306474), (6, 13653237), (9, 9102158), (13, 6301494), (18, 4551079), (23, 3561714), (26, 3150747), (31, 2642562), (39, 2100498), (46, 1780857), (62, 1321281), (69, 1187238), (78, 1050249), (93, 880854), (117, 700166), (138, 593619), (186, 440427), (207, 395746), (234, 350083), (279, 293618), (299, 273978), (403, 203274), (414, 197873), (491, 166842), (558, 146809), (598, 136989), (713, 114894), (806, 101637), (897, 91326), (982, 83421), (1209, 67758), (1426, 57447), (1473, 55614), (1794, 45663), (2139, 38298), (2418, 33879), (2691, 30442), (2946, 27807), (3627, 22586), (4278, 19149), (4419, 18538), (5382, 15221), (6383, 12834), (6417, 12766), (7254, 11293), (8838, 9269)]