289364426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1\times {\mathrm{719}}^1$

素因数の和:1430

約数の個数: 32

約数和(自身を含む): 489162240

約数和(自身を除く): 199797814

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 673, 719, 1346, 1438, 8749, 9347, 15479, 16537, 17498, 18694, 30958, 33074, 201227, 214981, 402454, 429962, 483887, 967774, 6290531, 11129401, 12581062, 22258802, 144682213, 289364426]

約数ペア:

[(1, 289364426), (2, 144682213), (13, 22258802), (23, 12581062), (26, 11129401), (46, 6290531), (299, 967774), (598, 483887), (673, 429962), (719, 402454), (1346, 214981), (1438, 201227), (8749, 33074), (9347, 30958), (15479, 18694), (16537, 17498)]