29281278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:529

約数の個数: 48

約数和(自身を含む): 64509696

約数和(自身を除く): 35228418

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 169, 201, 338, 402, 431, 507, 862, 871, 1014, 1293, 1742, 2586, 2613, 5226, 5603, 11206, 11323, 16809, 22646, 28877, 33618, 33969, 57754, 67938, 72839, 86631, 145678, 173262, 218517, 375401, 437034, 750802, 1126203, 2252406, 4880213, 9760426, 14640639, 29281278]

約数ペア:

[(1, 29281278), (2, 14640639), (3, 9760426), (6, 4880213), (13, 2252406), (26, 1126203), (39, 750802), (67, 437034), (78, 375401), (134, 218517), (169, 173262), (201, 145678), (338, 86631), (402, 72839), (431, 67938), (507, 57754), (862, 33969), (871, 33618), (1014, 28877), (1293, 22646), (1742, 16809), (2586, 11323), (2613, 11206), (5226, 5603)]