40641209

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 52012800

約数和(自身を除く): 11371591

約数列:

[1, 7, 19, 29, 41, 133, 203, 257, 287, 551, 779, 1189, 1799, 3857, 4883, 5453, 7453, 8323, 10537, 22591, 34181, 52171, 73759, 141607, 158137, 200203, 305573, 991249, 1401421, 2139011, 5805887, 40641209]

約数ペア:

[(1, 40641209), (7, 5805887), (19, 2139011), (29, 1401421), (41, 991249), (133, 305573), (203, 200203), (257, 158137), (287, 141607), (551, 73759), (779, 52171), (1189, 34181), (1799, 22591), (3857, 10537), (4883, 8323), (5453, 7453)]