28935081

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1051}}^1$

素因数の和:1106

約数の個数: 48

約数和(自身を含む): 52515840

約数和(自身を除く): 23580759

約数列:

[1, 3, 7, 9, 19, 21, 23, 57, 63, 69, 133, 161, 171, 207, 399, 437, 483, 1051, 1197, 1311, 1449, 3059, 3153, 3933, 7357, 9177, 9459, 19969, 22071, 24173, 27531, 59907, 66213, 72519, 139783, 169211, 179721, 217557, 419349, 459287, 507633, 1258047, 1377861, 1522899, 3215009, 4133583, 9645027, 28935081]

約数ペア:

[(1, 28935081), (3, 9645027), (7, 4133583), (9, 3215009), (19, 1522899), (21, 1377861), (23, 1258047), (57, 507633), (63, 459287), (69, 419349), (133, 217557), (161, 179721), (171, 169211), (207, 139783), (399, 72519), (437, 66213), (483, 59907), (1051, 27531), (1197, 24173), (1311, 22071), (1449, 19969), (3059, 9459), (3153, 9177), (3933, 7357)]