397272015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 822257280

約数和(自身を除く): 424985265

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 157, 203, 261, 277, 315, 435, 471, 609, 785, 831, 1015, 1099, 1305, 1385, 1413, 1827, 1939, 2355, 2493, 3045, 3297, 4155, 4553, 5495, 5817, 7065, 8033, 9135, 9695, 9891, 12465, 13659, 16485, 17451, 22765, 24099, 29085, 31871, 40165, 40977, 43489, 49455, 56231, 68295, 72297, 87255, 95613, 120495, 130467, 159355, 168693, 204885, 217445, 281155, 286839, 304423, 361485, 391401, 478065, 506079, 652335, 843465, 913269, 1261181, 1434195, 1522115, 1957005, 2530395, 2739807, 3783543, 4566345, 6305905, 8828267, 11350629, 13699035, 18917715, 26484801, 44141335, 56753145, 79454403, 132424005, 397272015]

約数ペア:

[(1, 397272015), (3, 132424005), (5, 79454403), (7, 56753145), (9, 44141335), (15, 26484801), (21, 18917715), (29, 13699035), (35, 11350629), (45, 8828267), (63, 6305905), (87, 4566345), (105, 3783543), (145, 2739807), (157, 2530395), (203, 1957005), (261, 1522115), (277, 1434195), (315, 1261181), (435, 913269), (471, 843465), (609, 652335), (785, 506079), (831, 478065), (1015, 391401), (1099, 361485), (1305, 304423), (1385, 286839), (1413, 281155), (1827, 217445), (1939, 204885), (2355, 168693), (2493, 159355), (3045, 130467), (3297, 120495), (4155, 95613), (4553, 87255), (5495, 72297), (5817, 68295), (7065, 56231), (8033, 49455), (9135, 43489), (9695, 40977), (9891, 40165), (12465, 31871), (13659, 29085), (16485, 24099), (17451, 22765)]