254388542

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{641}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 407510784

約数和(自身を除く): 153122242

約数列:

[1, 2, 31, 37, 62, 74, 173, 346, 641, 1147, 1282, 2294, 5363, 6401, 10726, 12802, 19871, 23717, 39742, 47434, 110893, 198431, 221786, 396862, 735227, 1470454, 3437683, 4103041, 6875366, 8206082, 127194271, 254388542]

約数ペア:

[(1, 254388542), (2, 127194271), (31, 8206082), (37, 6875366), (62, 4103041), (74, 3437683), (173, 1470454), (346, 735227), (641, 396862), (1147, 221786), (1282, 198431), (2294, 110893), (5363, 47434), (6401, 39742), (10726, 23717), (12802, 19871)]