521616095

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1171}}^1$

素因数の和:1296

約数の個数: 64

約数和(自身を含む): 850590720

約数和(自身を除く): 328974625

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 89, 91, 143, 385, 445, 455, 623, 715, 979, 1001, 1157, 1171, 3115, 4895, 5005, 5785, 5855, 6853, 8099, 8197, 12727, 12881, 15223, 34265, 40495, 40985, 63635, 64405, 76115, 89089, 90167, 104219, 106561, 167453, 445445, 450835, 521095, 532805, 729533, 837265, 1146409, 1172171, 1354847, 3647665, 5732045, 5860855, 6774235, 8024863, 9483929, 14903317, 40124315, 47419645, 74516585, 104323219, 521616095]

約数ペア:

[(1, 521616095), (5, 104323219), (7, 74516585), (11, 47419645), (13, 40124315), (35, 14903317), (55, 9483929), (65, 8024863), (77, 6774235), (89, 5860855), (91, 5732045), (143, 3647665), (385, 1354847), (445, 1172171), (455, 1146409), (623, 837265), (715, 729533), (979, 532805), (1001, 521095), (1157, 450835), (1171, 445445), (3115, 167453), (4895, 106561), (5005, 104219), (5785, 90167), (5855, 89089), (6853, 76115), (8099, 64405), (8197, 63635), (12727, 40985), (12881, 40495), (15223, 34265)]