27890824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 59834880

約数和(自身を除く): 31944056

約数列:

[1, 2, 4, 8, 13, 26, 31, 41, 52, 62, 82, 104, 124, 164, 211, 248, 328, 403, 422, 533, 806, 844, 1066, 1271, 1612, 1688, 2132, 2542, 2743, 3224, 4264, 5084, 5486, 6541, 8651, 10168, 10972, 13082, 16523, 17302, 21944, 26164, 33046, 34604, 52328, 66092, 69208, 85033, 112463, 132184, 170066, 224926, 268181, 340132, 449852, 536362, 680264, 899704, 1072724, 2145448, 3486353, 6972706, 13945412, 27890824]

約数ペア:

[(1, 27890824), (2, 13945412), (4, 6972706), (8, 3486353), (13, 2145448), (26, 1072724), (31, 899704), (41, 680264), (52, 536362), (62, 449852), (82, 340132), (104, 268181), (124, 224926), (164, 170066), (211, 132184), (248, 112463), (328, 85033), (403, 69208), (422, 66092), (533, 52328), (806, 34604), (844, 33046), (1066, 26164), (1271, 21944), (1612, 17302), (1688, 16523), (2132, 13082), (2542, 10972), (2743, 10168), (3224, 8651), (4264, 6541), (5084, 5486)]