209298642

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{743}}^1$

素因数の和:1127

約数の個数: 64

約数和(自身を含む): 505681920

約数和(自身を除く): 296383278

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 353, 399, 706, 743, 798, 1059, 1486, 2118, 2229, 2471, 4458, 4942, 5201, 6707, 7413, 10402, 13414, 14117, 14826, 15603, 20121, 28234, 31206, 40242, 42351, 46949, 84702, 93898, 98819, 140847, 197638, 262279, 281694, 296457, 524558, 592914, 786837, 1573674, 1835953, 3671906, 4983301, 5507859, 9966602, 11015718, 14949903, 29899806, 34883107, 69766214, 104649321, 209298642]

約数ペア:

[(1, 209298642), (2, 104649321), (3, 69766214), (6, 34883107), (7, 29899806), (14, 14949903), (19, 11015718), (21, 9966602), (38, 5507859), (42, 4983301), (57, 3671906), (114, 1835953), (133, 1573674), (266, 786837), (353, 592914), (399, 524558), (706, 296457), (743, 281694), (798, 262279), (1059, 197638), (1486, 140847), (2118, 98819), (2229, 93898), (2471, 84702), (4458, 46949), (4942, 42351), (5201, 40242), (6707, 31206), (7413, 28234), (10402, 20121), (13414, 15603), (14117, 14826)]