317838715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{283}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 413090496

約数和(自身を除く): 95251781

約数列:

[1, 5, 17, 73, 85, 181, 283, 365, 905, 1241, 1415, 3077, 4811, 6205, 13213, 15385, 20659, 24055, 51223, 66065, 103295, 224621, 256115, 351203, 870791, 1123105, 1756015, 3739279, 4353955, 18696395, 63567743, 317838715]

約数ペア:

[(1, 317838715), (5, 63567743), (17, 18696395), (73, 4353955), (85, 3739279), (181, 1756015), (283, 1123105), (365, 870791), (905, 351203), (1241, 256115), (1415, 224621), (3077, 103295), (4811, 66065), (6205, 51223), (13213, 24055), (15385, 20659)]