30775185

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{821}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 65783016

約数和(自身を除く): 35007831

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 49, 51, 63, 85, 105, 119, 147, 153, 245, 255, 315, 357, 441, 595, 735, 765, 821, 833, 1071, 1785, 2205, 2463, 2499, 4105, 4165, 5355, 5747, 7389, 7497, 12315, 12495, 13957, 17241, 28735, 36945, 37485, 40229, 41871, 51723, 69785, 86205, 97699, 120687, 125613, 201145, 209355, 258615, 293097, 362061, 488495, 603435, 628065, 683893, 879291, 1465485, 1810305, 2051679, 3419465, 4396455, 6155037, 10258395, 30775185]

約数ペア:

[(1, 30775185), (3, 10258395), (5, 6155037), (7, 4396455), (9, 3419465), (15, 2051679), (17, 1810305), (21, 1465485), (35, 879291), (45, 683893), (49, 628065), (51, 603435), (63, 488495), (85, 362061), (105, 293097), (119, 258615), (147, 209355), (153, 201145), (245, 125613), (255, 120687), (315, 97699), (357, 86205), (441, 69785), (595, 51723), (735, 41871), (765, 40229), (821, 37485), (833, 36945), (1071, 28735), (1785, 17241), (2205, 13957), (2463, 12495), (2499, 12315), (4105, 7497), (4165, 7389), (5355, 5747)]