217332444

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{11923}}^1$

素因数の和:11975

約数の個数: 72

約数和(自身を含む): 608982528

約数和(自身を除く): 391650084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1302, 1519, 2604, 3038, 4557, 6076, 9114, 11923, 18228, 23846, 35769, 47692, 71538, 83461, 143076, 166922, 250383, 333844, 369613, 500766, 584227, 739226, 1001532, 1108839, 1168454, 1478452, 1752681, 2217678, 2336908, 2587291, 3505362, 4435356, 5174582, 7010724, 7761873, 10349164, 15523746, 18111037, 31047492, 36222074, 54333111, 72444148, 108666222, 217332444]

約数ペア:

[(1, 217332444), (2, 108666222), (3, 72444148), (4, 54333111), (6, 36222074), (7, 31047492), (12, 18111037), (14, 15523746), (21, 10349164), (28, 7761873), (31, 7010724), (42, 5174582), (49, 4435356), (62, 3505362), (84, 2587291), (93, 2336908), (98, 2217678), (124, 1752681), (147, 1478452), (186, 1168454), (196, 1108839), (217, 1001532), (294, 739226), (372, 584227), (434, 500766), (588, 369613), (651, 333844), (868, 250383), (1302, 166922), (1519, 143076), (2604, 83461), (3038, 71538), (4557, 47692), (6076, 35769), (9114, 23846), (11923, 18228)]