489021884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{929}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 944939520

約数和(自身を除く): 455917636

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 191, 212, 382, 689, 764, 929, 1378, 1858, 2483, 2756, 3716, 4966, 9932, 10123, 12077, 20246, 24154, 40492, 48308, 49237, 98474, 131599, 177439, 196948, 263198, 354878, 526396, 640081, 709756, 1280162, 2306707, 2560324, 4613414, 9226828, 9404267, 18808534, 37617068, 122255471, 244510942, 489021884]

約数ペア:

[(1, 489021884), (2, 244510942), (4, 122255471), (13, 37617068), (26, 18808534), (52, 9404267), (53, 9226828), (106, 4613414), (191, 2560324), (212, 2306707), (382, 1280162), (689, 709756), (764, 640081), (929, 526396), (1378, 354878), (1858, 263198), (2483, 196948), (2756, 177439), (3716, 131599), (4966, 98474), (9932, 49237), (10123, 48308), (12077, 40492), (20246, 24154)]