71903115

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 132919488

約数和(自身を除く): 61016373

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 193, 255, 487, 579, 765, 965, 1461, 1737, 2435, 2895, 3281, 4383, 7305, 8279, 8685, 9843, 16405, 21915, 24837, 29529, 41395, 49215, 74511, 93991, 124185, 147645, 281973, 372555, 469955, 845919, 1409865, 1597847, 4229595, 4793541, 7989235, 14380623, 23967705, 71903115]

約数ペア:

[(1, 71903115), (3, 23967705), (5, 14380623), (9, 7989235), (15, 4793541), (17, 4229595), (45, 1597847), (51, 1409865), (85, 845919), (153, 469955), (193, 372555), (255, 281973), (487, 147645), (579, 124185), (765, 93991), (965, 74511), (1461, 49215), (1737, 41395), (2435, 29529), (2895, 24837), (3281, 21915), (4383, 16405), (7305, 9843), (8279, 8685)]