72881193

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 130664448

約数和(自身を除く): 57783255

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 67, 77, 119, 187, 201, 231, 277, 357, 469, 561, 737, 831, 1139, 1309, 1407, 1939, 2211, 3047, 3417, 3927, 4709, 5159, 5817, 7973, 9141, 12529, 14127, 15477, 18559, 21329, 23919, 32963, 37587, 51799, 55677, 63987, 87703, 98889, 129913, 155397, 204149, 263109, 315503, 362593, 389739, 612447, 946509, 1087779, 1429043, 2208521, 3470533, 4287129, 6625563, 10411599, 24293731, 72881193]

約数ペア:

[(1, 72881193), (3, 24293731), (7, 10411599), (11, 6625563), (17, 4287129), (21, 3470533), (33, 2208521), (51, 1429043), (67, 1087779), (77, 946509), (119, 612447), (187, 389739), (201, 362593), (231, 315503), (277, 263109), (357, 204149), (469, 155397), (561, 129913), (737, 98889), (831, 87703), (1139, 63987), (1309, 55677), (1407, 51799), (1939, 37587), (2211, 32963), (3047, 23919), (3417, 21329), (3927, 18559), (4709, 15477), (5159, 14127), (5817, 12529), (7973, 9141)]