28903938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4951}}^1$

素因数の和:5102

約数の個数: 32

約数和(自身を含む): 66554880

約数和(自身を除く): 37650942

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 139, 278, 417, 834, 973, 1946, 2919, 4951, 5838, 9902, 14853, 29706, 34657, 69314, 103971, 207942, 688189, 1376378, 2064567, 4129134, 4817323, 9634646, 14451969, 28903938]

約数ペア:

[(1, 28903938), (2, 14451969), (3, 9634646), (6, 4817323), (7, 4129134), (14, 2064567), (21, 1376378), (42, 688189), (139, 207942), (278, 103971), (417, 69314), (834, 34657), (973, 29706), (1946, 14853), (2919, 9902), (4951, 5838)]