28491716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 57879360

約数和(自身を除く): 29387644

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 173, 197, 209, 346, 394, 418, 692, 788, 836, 1903, 2167, 3287, 3743, 3806, 4334, 6574, 7486, 7612, 8668, 13148, 14972, 34081, 36157, 41173, 68162, 72314, 82346, 136324, 144628, 164692, 374891, 647539, 749782, 1295078, 1499564, 2590156, 7122929, 14245858, 28491716]

約数ペア:

[(1, 28491716), (2, 14245858), (4, 7122929), (11, 2590156), (19, 1499564), (22, 1295078), (38, 749782), (44, 647539), (76, 374891), (173, 164692), (197, 144628), (209, 136324), (346, 82346), (394, 72314), (418, 68162), (692, 41173), (788, 36157), (836, 34081), (1903, 14972), (2167, 13148), (3287, 8668), (3743, 7612), (3806, 7486), (4334, 6574)]