12779865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1399}}^1$

素因数の和:1446

約数の個数: 48

約数和(自身を含む): 26208000

約数和(自身を除く): 13428135

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1399, 1827, 3045, 4197, 6995, 9135, 9793, 12591, 20985, 29379, 40571, 48965, 62955, 88137, 121713, 146895, 202855, 283997, 365139, 440685, 608565, 851991, 1419985, 1825695, 2555973, 4259955, 12779865]

約数ペア:

[(1, 12779865), (3, 4259955), (5, 2555973), (7, 1825695), (9, 1419985), (15, 851991), (21, 608565), (29, 440685), (35, 365139), (45, 283997), (63, 202855), (87, 146895), (105, 121713), (145, 88137), (203, 62955), (261, 48965), (315, 40571), (435, 29379), (609, 20985), (1015, 12591), (1305, 9793), (1399, 9135), (1827, 6995), (3045, 4197)]