28496685

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 53614656

約数和(自身を除く): 25117971

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 137, 147, 245, 283, 411, 685, 735, 849, 959, 1415, 1981, 2055, 2877, 4245, 4795, 5943, 6713, 9905, 13867, 14385, 20139, 29715, 33565, 38771, 41601, 69335, 100695, 116313, 193855, 208005, 271397, 581565, 814191, 1356985, 1899779, 4070955, 5699337, 9498895, 28496685]

約数ペア:

[(1, 28496685), (3, 9498895), (5, 5699337), (7, 4070955), (15, 1899779), (21, 1356985), (35, 814191), (49, 581565), (105, 271397), (137, 208005), (147, 193855), (245, 116313), (283, 100695), (411, 69335), (685, 41601), (735, 38771), (849, 33565), (959, 29715), (1415, 20139), (1981, 14385), (2055, 13867), (2877, 9905), (4245, 6713), (4795, 5943)]