7984515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 16515072

約数和(自身を除く): 8530557

約数列:

[1, 3, 5, 7, 11, 15, 21, 31, 33, 35, 55, 77, 93, 105, 155, 165, 217, 223, 231, 341, 385, 465, 651, 669, 1023, 1085, 1115, 1155, 1561, 1705, 2387, 2453, 3255, 3345, 4683, 5115, 6913, 7161, 7359, 7805, 11935, 12265, 17171, 20739, 23415, 34565, 35805, 36795, 48391, 51513, 76043, 85855, 103695, 145173, 228129, 241955, 257565, 380215, 532301, 725865, 1140645, 1596903, 2661505, 7984515]

約数ペア:

[(1, 7984515), (3, 2661505), (5, 1596903), (7, 1140645), (11, 725865), (15, 532301), (21, 380215), (31, 257565), (33, 241955), (35, 228129), (55, 145173), (77, 103695), (93, 85855), (105, 76043), (155, 51513), (165, 48391), (217, 36795), (223, 35805), (231, 34565), (341, 23415), (385, 20739), (465, 17171), (651, 12265), (669, 11935), (1023, 7805), (1085, 7359), (1115, 7161), (1155, 6913), (1561, 5115), (1705, 4683), (2387, 3345), (2453, 3255)]