7213908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 18317376

約数和(自身を除く): 11103468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 131, 156, 262, 353, 393, 524, 706, 786, 1059, 1412, 1572, 1703, 2118, 3406, 4236, 4589, 5109, 6812, 9178, 10218, 13767, 18356, 20436, 27534, 46243, 55068, 92486, 138729, 184972, 277458, 554916, 601159, 1202318, 1803477, 2404636, 3606954, 7213908]

約数ペア:

[(1, 7213908), (2, 3606954), (3, 2404636), (4, 1803477), (6, 1202318), (12, 601159), (13, 554916), (26, 277458), (39, 184972), (52, 138729), (78, 92486), (131, 55068), (156, 46243), (262, 27534), (353, 20436), (393, 18356), (524, 13767), (706, 10218), (786, 9178), (1059, 6812), (1412, 5109), (1572, 4589), (1703, 4236), (2118, 3406)]