1285223498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1\times {\mathrm{2083}}^1$

素因数の和:3366

約数の個数: 32

約数和(自身を含む): 2188200000

約数和(自身を除く): 902976502

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 1249, 2083, 2498, 4166, 16237, 23731, 27079, 32474, 39577, 47462, 54158, 79154, 308503, 514501, 617006, 1029002, 2601667, 5203334, 33821671, 49431673, 67643342, 98863346, 642611749, 1285223498]

約数ペア:

[(1, 1285223498), (2, 642611749), (13, 98863346), (19, 67643342), (26, 49431673), (38, 33821671), (247, 5203334), (494, 2601667), (1249, 1029002), (2083, 617006), (2498, 514501), (4166, 308503), (16237, 79154), (23731, 54158), (27079, 47462), (32474, 39577)]