77772705

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{8243}}^1$

素因数の和:8305

約数の個数: 32

約数和(自身を含む): 135333504

約数和(自身を除く): 57560799

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 111, 185, 255, 555, 629, 1887, 3145, 8243, 9435, 24729, 41215, 123645, 140131, 304991, 420393, 700655, 914973, 1524955, 2101965, 4574865, 5184847, 15554541, 25924235, 77772705]

約数ペア:

[(1, 77772705), (3, 25924235), (5, 15554541), (15, 5184847), (17, 4574865), (37, 2101965), (51, 1524955), (85, 914973), (111, 700655), (185, 420393), (255, 304991), (555, 140131), (629, 123645), (1887, 41215), (3145, 24729), (8243, 9435)]