28217904

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4111}}^1$

素因数の和:4146

約数の個数: 80

約数和(自身を含む): 85661184

約数和(自身を除く): 57443280

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 66, 78, 88, 104, 132, 143, 156, 176, 208, 264, 286, 312, 429, 528, 572, 624, 858, 1144, 1716, 2288, 3432, 4111, 6864, 8222, 12333, 16444, 24666, 32888, 45221, 49332, 53443, 65776, 90442, 98664, 106886, 135663, 160329, 180884, 197328, 213772, 271326, 320658, 361768, 427544, 542652, 587873, 641316, 723536, 855088, 1085304, 1175746, 1282632, 1763619, 2170608, 2351492, 2565264, 3527238, 4702984, 7054476, 9405968, 14108952, 28217904]

約数ペア:

[(1, 28217904), (2, 14108952), (3, 9405968), (4, 7054476), (6, 4702984), (8, 3527238), (11, 2565264), (12, 2351492), (13, 2170608), (16, 1763619), (22, 1282632), (24, 1175746), (26, 1085304), (33, 855088), (39, 723536), (44, 641316), (48, 587873), (52, 542652), (66, 427544), (78, 361768), (88, 320658), (104, 271326), (132, 213772), (143, 197328), (156, 180884), (176, 160329), (208, 135663), (264, 106886), (286, 98664), (312, 90442), (429, 65776), (528, 53443), (572, 49332), (624, 45221), (858, 32888), (1144, 24666), (1716, 16444), (2288, 12333), (3432, 8222), (4111, 6864)]