208396446

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{541}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 457881600

約数和(自身を除く): 249485154

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 62, 93, 109, 114, 186, 218, 327, 541, 589, 654, 1082, 1178, 1623, 1767, 2071, 3246, 3379, 3534, 4142, 6213, 6758, 10137, 10279, 12426, 16771, 20274, 20558, 30837, 33542, 50313, 58969, 61674, 64201, 100626, 117938, 128402, 176907, 192603, 318649, 353814, 385206, 637298, 955947, 1120411, 1828039, 1911894, 2240822, 3361233, 3656078, 5484117, 6722466, 10968234, 34732741, 69465482, 104198223, 208396446]

約数ペア:

[(1, 208396446), (2, 104198223), (3, 69465482), (6, 34732741), (19, 10968234), (31, 6722466), (38, 5484117), (57, 3656078), (62, 3361233), (93, 2240822), (109, 1911894), (114, 1828039), (186, 1120411), (218, 955947), (327, 637298), (541, 385206), (589, 353814), (654, 318649), (1082, 192603), (1178, 176907), (1623, 128402), (1767, 117938), (2071, 100626), (3246, 64201), (3379, 61674), (3534, 58969), (4142, 50313), (6213, 33542), (6758, 30837), (10137, 20558), (10279, 20274), (12426, 16771)]