15939768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1087}}^1$

素因数の和:1156

約数の個数: 64

約数和(自身を含む): 43868160

約数和(自身を除く): 27928392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 47, 52, 78, 94, 104, 141, 156, 188, 282, 312, 376, 564, 611, 1087, 1128, 1222, 1833, 2174, 2444, 3261, 3666, 4348, 4888, 6522, 7332, 8696, 13044, 14131, 14664, 26088, 28262, 42393, 51089, 56524, 84786, 102178, 113048, 153267, 169572, 204356, 306534, 339144, 408712, 613068, 664157, 1226136, 1328314, 1992471, 2656628, 3984942, 5313256, 7969884, 15939768]

約数ペア:

[(1, 15939768), (2, 7969884), (3, 5313256), (4, 3984942), (6, 2656628), (8, 1992471), (12, 1328314), (13, 1226136), (24, 664157), (26, 613068), (39, 408712), (47, 339144), (52, 306534), (78, 204356), (94, 169572), (104, 153267), (141, 113048), (156, 102178), (188, 84786), (282, 56524), (312, 51089), (376, 42393), (564, 28262), (611, 26088), (1087, 14664), (1128, 14131), (1222, 13044), (1833, 8696), (2174, 7332), (2444, 6522), (3261, 4888), (3666, 4348)]