278049838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{14153}}^1$

素因数の和:14232

約数の個数: 32

約数和(自身を含む): 489162240

約数和(自身を除く): 211112402

約数列:

[1, 2, 11, 19, 22, 38, 47, 94, 209, 418, 517, 893, 1034, 1786, 9823, 14153, 19646, 28306, 155683, 268907, 311366, 537814, 665191, 1330382, 2957977, 5915954, 7317101, 12638629, 14634202, 25277258, 139024919, 278049838]

約数ペア:

[(1, 278049838), (2, 139024919), (11, 25277258), (19, 14634202), (22, 12638629), (38, 7317101), (47, 5915954), (94, 2957977), (209, 1330382), (418, 665191), (517, 537814), (893, 311366), (1034, 268907), (1786, 155683), (9823, 28306), (14153, 19646)]