202162779

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 369729360

約数和(自身を除く): 167566581

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 179, 197, 273, 441, 537, 591, 637, 819, 1253, 1379, 1611, 1773, 1911, 2327, 2561, 3759, 4137, 5733, 6981, 7683, 8771, 9653, 11277, 12411, 16289, 17927, 20943, 23049, 26313, 28959, 35263, 48867, 53781, 78939, 86877, 105789, 114023, 125489, 146601, 161343, 246841, 317367, 342069, 376467, 458419, 740523, 1026207, 1129401, 1375257, 1727887, 2221569, 3208933, 4125771, 5183661, 9626799, 15550983, 22462531, 28880397, 67387593, 202162779]

約数ペア:

[(1, 202162779), (3, 67387593), (7, 28880397), (9, 22462531), (13, 15550983), (21, 9626799), (39, 5183661), (49, 4125771), (63, 3208933), (91, 2221569), (117, 1727887), (147, 1375257), (179, 1129401), (197, 1026207), (273, 740523), (441, 458419), (537, 376467), (591, 342069), (637, 317367), (819, 246841), (1253, 161343), (1379, 146601), (1611, 125489), (1773, 114023), (1911, 105789), (2327, 86877), (2561, 78939), (3759, 53781), (4137, 48867), (5733, 35263), (6981, 28959), (7683, 26313), (8771, 23049), (9653, 20943), (11277, 17927), (12411, 16289)]