73871408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{809}}^1$

素因数の和:1269

約数の個数: 40

約数和(自身を含む): 154677600

約数和(自身を除く): 80806192

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 439, 809, 878, 1618, 1756, 3236, 3512, 5707, 6472, 7024, 10517, 11414, 12944, 21034, 22828, 42068, 45656, 84136, 91312, 168272, 355151, 710302, 1420604, 2841208, 4616963, 5682416, 9233926, 18467852, 36935704, 73871408]

約数ペア:

[(1, 73871408), (2, 36935704), (4, 18467852), (8, 9233926), (13, 5682416), (16, 4616963), (26, 2841208), (52, 1420604), (104, 710302), (208, 355151), (439, 168272), (809, 91312), (878, 84136), (1618, 45656), (1756, 42068), (3236, 22828), (3512, 21034), (5707, 12944), (6472, 11414), (7024, 10517)]