1279406518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{7523}}^1$

素因数の和:7780

約数の個数: 32

約数和(自身を含む): 2143798272

約数和(自身を除く): 864391754

約数列:

[1, 2, 13, 26, 31, 62, 211, 403, 422, 806, 2743, 5486, 6541, 7523, 13082, 15046, 85033, 97799, 170066, 195598, 233213, 466426, 1587353, 3031769, 3174706, 6063538, 20635589, 41271178, 49207943, 98415886, 639703259, 1279406518]

約数ペア:

[(1, 1279406518), (2, 639703259), (13, 98415886), (26, 49207943), (31, 41271178), (62, 20635589), (211, 6063538), (403, 3174706), (422, 3031769), (806, 1587353), (2743, 466426), (5486, 233213), (6541, 195598), (7523, 170066), (13082, 97799), (15046, 85033)]