12149985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 22394880

約数和(自身を除く): 10244895

約数列:

[1, 3, 5, 15, 17, 29, 31, 51, 53, 85, 87, 93, 145, 155, 159, 255, 265, 435, 465, 493, 527, 795, 899, 901, 1479, 1537, 1581, 1643, 2465, 2635, 2697, 2703, 4495, 4505, 4611, 4929, 7395, 7685, 7905, 8215, 13485, 13515, 15283, 23055, 24645, 26129, 27931, 45849, 47647, 76415, 78387, 83793, 130645, 139655, 142941, 229245, 238235, 391935, 418965, 714705, 809999, 2429997, 4049995, 12149985]

約数ペア:

[(1, 12149985), (3, 4049995), (5, 2429997), (15, 809999), (17, 714705), (29, 418965), (31, 391935), (51, 238235), (53, 229245), (85, 142941), (87, 139655), (93, 130645), (145, 83793), (155, 78387), (159, 76415), (255, 47647), (265, 45849), (435, 27931), (465, 26129), (493, 24645), (527, 23055), (795, 15283), (899, 13515), (901, 13485), (1479, 8215), (1537, 7905), (1581, 7685), (1643, 7395), (2465, 4929), (2635, 4611), (2697, 4505), (2703, 4495)]