287369172

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2543}}^1$

素因数の和:2669

約数の個数: 72

約数和(自身を含む): 753777024

約数和(自身を除く): 466407852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 73, 86, 129, 146, 172, 219, 258, 292, 387, 438, 516, 657, 774, 876, 1314, 1548, 2543, 2628, 3139, 5086, 6278, 7629, 9417, 10172, 12556, 15258, 18834, 22887, 28251, 30516, 37668, 45774, 56502, 91548, 109349, 113004, 185639, 218698, 328047, 371278, 437396, 556917, 656094, 742556, 984141, 1113834, 1312188, 1670751, 1968282, 2227668, 3341502, 3936564, 6683004, 7982477, 15964954, 23947431, 31929908, 47894862, 71842293, 95789724, 143684586, 287369172]

約数ペア:

[(1, 287369172), (2, 143684586), (3, 95789724), (4, 71842293), (6, 47894862), (9, 31929908), (12, 23947431), (18, 15964954), (36, 7982477), (43, 6683004), (73, 3936564), (86, 3341502), (129, 2227668), (146, 1968282), (172, 1670751), (219, 1312188), (258, 1113834), (292, 984141), (387, 742556), (438, 656094), (516, 556917), (657, 437396), (774, 371278), (876, 328047), (1314, 218698), (1548, 185639), (2543, 113004), (2628, 109349), (3139, 91548), (5086, 56502), (6278, 45774), (7629, 37668), (9417, 30516), (10172, 28251), (12556, 22887), (15258, 18834)]