215214922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1\times {\mathrm{353}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 353263680

約数和(自身を除く): 138048758

約数列:

[1, 2, 13, 26, 131, 179, 262, 353, 358, 706, 1703, 2327, 3406, 4589, 4654, 9178, 23449, 46243, 46898, 63187, 92486, 126374, 304837, 601159, 609674, 821431, 1202318, 1642862, 8277497, 16554994, 107607461, 215214922]

約数ペア:

[(1, 215214922), (2, 107607461), (13, 16554994), (26, 8277497), (131, 1642862), (179, 1202318), (262, 821431), (353, 609674), (358, 601159), (706, 304837), (1703, 126374), (2327, 92486), (3406, 63187), (4589, 46898), (4654, 46243), (9178, 23449)]