217872486

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:490

約数の個数: 96

約数和(自身を含む): 530449920

約数和(自身を除く): 312577434

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 59, 78, 86, 117, 118, 129, 177, 234, 258, 354, 367, 387, 531, 559, 734, 767, 774, 1062, 1101, 1118, 1534, 1677, 2202, 2301, 2537, 3303, 3354, 4602, 4771, 5031, 5074, 6606, 6903, 7611, 9542, 10062, 13806, 14313, 15222, 15781, 21653, 22833, 28626, 31562, 32981, 42939, 43306, 45666, 47343, 64959, 65962, 85878, 94686, 98943, 129918, 142029, 194877, 197886, 205153, 281489, 284058, 296829, 389754, 410306, 562978, 593658, 615459, 844467, 931079, 1230918, 1688934, 1846377, 1862158, 2533401, 2793237, 3692754, 5066802, 5586474, 8379711, 12104027, 16759422, 24208054, 36312081, 72624162, 108936243, 217872486]

約数ペア:

[(1, 217872486), (2, 108936243), (3, 72624162), (6, 36312081), (9, 24208054), (13, 16759422), (18, 12104027), (26, 8379711), (39, 5586474), (43, 5066802), (59, 3692754), (78, 2793237), (86, 2533401), (117, 1862158), (118, 1846377), (129, 1688934), (177, 1230918), (234, 931079), (258, 844467), (354, 615459), (367, 593658), (387, 562978), (531, 410306), (559, 389754), (734, 296829), (767, 284058), (774, 281489), (1062, 205153), (1101, 197886), (1118, 194877), (1534, 142029), (1677, 129918), (2202, 98943), (2301, 94686), (2537, 85878), (3303, 65962), (3354, 64959), (4602, 47343), (4771, 45666), (5031, 43306), (5074, 42939), (6606, 32981), (6903, 31562), (7611, 28626), (9542, 22833), (10062, 21653), (13806, 15781), (14313, 15222)]