28503762

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1607

約数の個数: 64

約数和(自身を含む): 71608320

約数和(自身を除く): 43104558

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 23, 38, 42, 46, 57, 69, 114, 133, 138, 161, 266, 322, 399, 437, 483, 798, 874, 966, 1311, 1553, 2622, 3059, 3106, 4659, 6118, 9177, 9318, 10871, 18354, 21742, 29507, 32613, 35719, 59014, 65226, 71438, 88521, 107157, 177042, 206549, 214314, 250033, 413098, 500066, 619647, 678661, 750099, 1239294, 1357322, 1500198, 2035983, 4071966, 4750627, 9501254, 14251881, 28503762]

約数ペア:

[(1, 28503762), (2, 14251881), (3, 9501254), (6, 4750627), (7, 4071966), (14, 2035983), (19, 1500198), (21, 1357322), (23, 1239294), (38, 750099), (42, 678661), (46, 619647), (57, 500066), (69, 413098), (114, 250033), (133, 214314), (138, 206549), (161, 177042), (266, 107157), (322, 88521), (399, 71438), (437, 65226), (483, 59014), (798, 35719), (874, 32613), (966, 29507), (1311, 21742), (1553, 18354), (2622, 10871), (3059, 9318), (3106, 9177), (4659, 6118)]