638467005568

素因数分解:

$2^7\times 7^1\times {\mathrm{712574783}}^1$

素因数の和:712574804

約数の個数: 32

約数和(自身を含む): 1453652559360

約数和(自身を除く): 815185553792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 712574783, 1425149566, 2850299132, 4988023481, 5700598264, 9976046962, 11401196528, 19952093924, 22802393056, 39904187848, 45604786112, 79808375696, 91209572224, 159616751392, 319233502784, 638467005568]

約数ペア:

[(1, 638467005568), (2, 319233502784), (4, 159616751392), (7, 91209572224), (8, 79808375696), (14, 45604786112), (16, 39904187848), (28, 22802393056), (32, 19952093924), (56, 11401196528), (64, 9976046962), (112, 5700598264), (128, 4988023481), (224, 2850299132), (448, 1425149566), (896, 712574783)]