71791958

素因数分解:

$2^1\times 7^3\times {\mathrm{229}}^1\times {\mathrm{457}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 126408000

約数和(自身を除く): 54616042

約数列:

[1, 2, 7, 14, 49, 98, 229, 343, 457, 458, 686, 914, 1603, 3199, 3206, 6398, 11221, 22393, 22442, 44786, 78547, 104653, 156751, 157094, 209306, 313502, 732571, 1465142, 5127997, 10255994, 35895979, 71791958]

約数ペア:

[(1, 71791958), (2, 35895979), (7, 10255994), (14, 5127997), (49, 1465142), (98, 732571), (229, 313502), (343, 209306), (457, 157094), (458, 156751), (686, 104653), (914, 78547), (1603, 44786), (3199, 22442), (3206, 22393), (6398, 11221)]