216554065

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 332246016

約数和(自身を除く): 115691951

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 169, 217, 403, 455, 845, 1085, 1181, 1183, 2015, 2821, 5239, 5905, 5915, 8267, 14105, 15353, 26195, 36611, 36673, 41335, 76765, 107471, 183055, 183365, 199589, 256277, 475943, 537355, 997945, 1281385, 1397123, 2379715, 3331601, 6187259, 6985615, 16658005, 30936295, 43310813, 216554065]

約数ペア:

[(1, 216554065), (5, 43310813), (7, 30936295), (13, 16658005), (31, 6985615), (35, 6187259), (65, 3331601), (91, 2379715), (155, 1397123), (169, 1281385), (217, 997945), (403, 537355), (455, 475943), (845, 256277), (1085, 199589), (1181, 183365), (1183, 183055), (2015, 107471), (2821, 76765), (5239, 41335), (5905, 36673), (5915, 36611), (8267, 26195), (14105, 15353)]