221328315

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 434808000

約数和(自身を除く): 213479685

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 89, 109, 117, 135, 169, 195, 267, 327, 351, 445, 507, 545, 585, 801, 845, 981, 1157, 1335, 1417, 1521, 1635, 1755, 2403, 2535, 2943, 3471, 4005, 4251, 4563, 4905, 5785, 7085, 7605, 9701, 10413, 12015, 12753, 14715, 15041, 17355, 18421, 21255, 22815, 29103, 31239, 38259, 45123, 48505, 52065, 55263, 63765, 75205, 87309, 92105, 126113, 135369, 145515, 156195, 165789, 191295, 225615, 261927, 276315, 378339, 406107, 436545, 497367, 630565, 676845, 828945, 1135017, 1309635, 1639469, 1891695, 2030535, 2486835, 3405051, 4918407, 5675085, 8197345, 14755221, 17025255, 24592035, 44265663, 73776105, 221328315]

約数ペア:

[(1, 221328315), (3, 73776105), (5, 44265663), (9, 24592035), (13, 17025255), (15, 14755221), (27, 8197345), (39, 5675085), (45, 4918407), (65, 3405051), (89, 2486835), (109, 2030535), (117, 1891695), (135, 1639469), (169, 1309635), (195, 1135017), (267, 828945), (327, 676845), (351, 630565), (445, 497367), (507, 436545), (545, 406107), (585, 378339), (801, 276315), (845, 261927), (981, 225615), (1157, 191295), (1335, 165789), (1417, 156195), (1521, 145515), (1635, 135369), (1755, 126113), (2403, 92105), (2535, 87309), (2943, 75205), (3471, 63765), (4005, 55263), (4251, 52065), (4563, 48505), (4905, 45123), (5785, 38259), (7085, 31239), (7605, 29103), (9701, 22815), (10413, 21255), (12015, 18421), (12753, 17355), (14715, 15041)]