28991704

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7727}}^1$

素因数の和:7807

約数の個数: 32

約数和(自身を含む): 63060480

約数和(自身を除く): 34068776

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 7727, 15454, 30908, 54089, 61816, 108178, 216356, 432712, 517709, 1035418, 2070836, 3623963, 4141672, 7247926, 14495852, 28991704]

約数ペア:

[(1, 28991704), (2, 14495852), (4, 7247926), (7, 4141672), (8, 3623963), (14, 2070836), (28, 1035418), (56, 517709), (67, 432712), (134, 216356), (268, 108178), (469, 61816), (536, 54089), (938, 30908), (1876, 15454), (3752, 7727)]