286996875

素因数分解:

$3^1\times 5^5\times {\mathrm{11}}^3\times {\mathrm{23}}^1$

素因数の和:84

約数の個数: 96

約数和(自身を含む): 548964864

約数和(自身を除く): 261967989

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 115, 121, 125, 165, 253, 275, 345, 363, 375, 575, 605, 625, 759, 825, 1265, 1331, 1375, 1725, 1815, 1875, 2783, 2875, 3025, 3125, 3795, 3993, 4125, 6325, 6655, 6875, 8349, 8625, 9075, 9375, 13915, 14375, 15125, 18975, 19965, 20625, 30613, 31625, 33275, 34375, 41745, 43125, 45375, 69575, 71875, 75625, 91839, 94875, 99825, 103125, 153065, 158125, 166375, 208725, 215625, 226875, 347875, 378125, 459195, 474375, 499125, 765325, 790625, 831875, 1043625, 1134375, 1739375, 2295975, 2371875, 2495625, 3826625, 4159375, 5218125, 8696875, 11479875, 12478125, 19133125, 26090625, 57399375, 95665625, 286996875]

約数ペア:

[(1, 286996875), (3, 95665625), (5, 57399375), (11, 26090625), (15, 19133125), (23, 12478125), (25, 11479875), (33, 8696875), (55, 5218125), (69, 4159375), (75, 3826625), (115, 2495625), (121, 2371875), (125, 2295975), (165, 1739375), (253, 1134375), (275, 1043625), (345, 831875), (363, 790625), (375, 765325), (575, 499125), (605, 474375), (625, 459195), (759, 378125), (825, 347875), (1265, 226875), (1331, 215625), (1375, 208725), (1725, 166375), (1815, 158125), (1875, 153065), (2783, 103125), (2875, 99825), (3025, 94875), (3125, 91839), (3795, 75625), (3993, 71875), (4125, 69575), (6325, 45375), (6655, 43125), (6875, 41745), (8349, 34375), (8625, 33275), (9075, 31625), (9375, 30613), (13915, 20625), (14375, 19965), (15125, 18975)]