72091713

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 104976000

約数和(自身を除く): 32884287

約数列:

[1, 3, 17, 51, 53, 149, 159, 179, 447, 537, 901, 2533, 2703, 3043, 7599, 7897, 9129, 9487, 23691, 26671, 28461, 80013, 134249, 161279, 402747, 453407, 483837, 1360221, 1413563, 4240689, 24030571, 72091713]

約数ペア:

[(1, 72091713), (3, 24030571), (17, 4240689), (51, 1413563), (53, 1360221), (149, 483837), (159, 453407), (179, 402747), (447, 161279), (537, 134249), (901, 80013), (2533, 28461), (2703, 26671), (3043, 23691), (7599, 9487), (7897, 9129)]