991868944

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{30137}}^1$

素因数の和:30184

約数の個数: 60

約数和(自身を含む): 2236661532

約数和(自身を除く): 1244792588

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 121, 136, 176, 187, 242, 272, 374, 484, 748, 968, 1496, 1936, 2057, 2992, 4114, 8228, 16456, 30137, 32912, 60274, 120548, 241096, 331507, 482192, 512329, 663014, 1024658, 1326028, 2049316, 2652056, 3646577, 4098632, 5304112, 5635619, 7293154, 8197264, 11271238, 14586308, 22542476, 29172616, 45084952, 58345232, 61991809, 90169904, 123983618, 247967236, 495934472, 991868944]

約数ペア:

[(1, 991868944), (2, 495934472), (4, 247967236), (8, 123983618), (11, 90169904), (16, 61991809), (17, 58345232), (22, 45084952), (34, 29172616), (44, 22542476), (68, 14586308), (88, 11271238), (121, 8197264), (136, 7293154), (176, 5635619), (187, 5304112), (242, 4098632), (272, 3646577), (374, 2652056), (484, 2049316), (748, 1326028), (968, 1024658), (1496, 663014), (1936, 512329), (2057, 482192), (2992, 331507), (4114, 241096), (8228, 120548), (16456, 60274), (30137, 32912)]