207942885

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{6481}}^1$

素因数の和:6546

約数の個数: 48

約数和(自身を含む): 388297728

約数和(自身を除く): 180354843

約数列:

[1, 3, 5, 9, 15, 23, 31, 45, 69, 93, 115, 155, 207, 279, 345, 465, 713, 1035, 1395, 2139, 3565, 6417, 6481, 10695, 19443, 32085, 32405, 58329, 97215, 149063, 200911, 291645, 447189, 602733, 745315, 1004555, 1341567, 1808199, 2235945, 3013665, 4620953, 6707835, 9040995, 13862859, 23104765, 41588577, 69314295, 207942885]

約数ペア:

[(1, 207942885), (3, 69314295), (5, 41588577), (9, 23104765), (15, 13862859), (23, 9040995), (31, 6707835), (45, 4620953), (69, 3013665), (93, 2235945), (115, 1808199), (155, 1341567), (207, 1004555), (279, 745315), (345, 602733), (465, 447189), (713, 291645), (1035, 200911), (1395, 149063), (2139, 97215), (3565, 58329), (6417, 32405), (6481, 32085), (10695, 19443)]