84989715

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 154192896

約数和(自身を除く): 69203181

約数列:

[1, 3, 5, 15, 17, 23, 43, 51, 69, 85, 115, 129, 215, 255, 337, 345, 391, 645, 731, 989, 1011, 1173, 1685, 1955, 2193, 2967, 3655, 4945, 5055, 5729, 5865, 7751, 10965, 14491, 14835, 16813, 17187, 23253, 28645, 38755, 43473, 50439, 72455, 84065, 85935, 116265, 131767, 217365, 246347, 252195, 333293, 395301, 658835, 739041, 999879, 1231735, 1666465, 1976505, 3695205, 4999395, 5665981, 16997943, 28329905, 84989715]

約数ペア:

[(1, 84989715), (3, 28329905), (5, 16997943), (15, 5665981), (17, 4999395), (23, 3695205), (43, 1976505), (51, 1666465), (69, 1231735), (85, 999879), (115, 739041), (129, 658835), (215, 395301), (255, 333293), (337, 252195), (345, 246347), (391, 217365), (645, 131767), (731, 116265), (989, 85935), (1011, 84065), (1173, 72455), (1685, 50439), (1955, 43473), (2193, 38755), (2967, 28645), (3655, 23253), (4945, 17187), (5055, 16813), (5729, 14835), (5865, 14491), (7751, 10965)]