28528290

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{6469}}^1$

素因数の和:6496

約数の個数: 72

約数和(自身を含む): 86296860

約数和(自身を除く): 57768570

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 6469, 12938, 19407, 32345, 38814, 45283, 58221, 64690, 90566, 97035, 116442, 135849, 194070, 226415, 271698, 291105, 316981, 407547, 452830, 582210, 633962, 679245, 815094, 950943, 1358490, 1584905, 1901886, 2037735, 2852829, 3169810, 4075470, 4754715, 5705658, 9509430, 14264145, 28528290]

約数ペア:

[(1, 28528290), (2, 14264145), (3, 9509430), (5, 5705658), (6, 4754715), (7, 4075470), (9, 3169810), (10, 2852829), (14, 2037735), (15, 1901886), (18, 1584905), (21, 1358490), (30, 950943), (35, 815094), (42, 679245), (45, 633962), (49, 582210), (63, 452830), (70, 407547), (90, 316981), (98, 291105), (105, 271698), (126, 226415), (147, 194070), (210, 135849), (245, 116442), (294, 97035), (315, 90566), (441, 64690), (490, 58221), (630, 45283), (735, 38814), (882, 32345), (1470, 19407), (2205, 12938), (4410, 6469)]