69204591

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 105520320

約数和(自身を除く): 36315729

約数列:

[1, 3, 9, 27, 53, 137, 159, 353, 411, 477, 1059, 1233, 1431, 3177, 3699, 7261, 9531, 18709, 21783, 48361, 56127, 65349, 145083, 168381, 196047, 435249, 505143, 1305747, 2563133, 7689399, 23068197, 69204591]

約数ペア:

[(1, 69204591), (3, 23068197), (9, 7689399), (27, 2563133), (53, 1305747), (137, 505143), (159, 435249), (353, 196047), (411, 168381), (477, 145083), (1059, 65349), (1233, 56127), (1431, 48361), (3177, 21783), (3699, 18709), (7261, 9531)]