13686985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 18779040

約数和(自身を除く): 5092055

約数列:

[1, 5, 13, 29, 53, 65, 137, 145, 265, 377, 685, 689, 1537, 1781, 1885, 3445, 3973, 7261, 7685, 8905, 19865, 19981, 36305, 51649, 94393, 99905, 210569, 258245, 471965, 1052845, 2737397, 13686985]

約数ペア:

[(1, 13686985), (5, 2737397), (13, 1052845), (29, 471965), (53, 258245), (65, 210569), (137, 99905), (145, 94393), (265, 51649), (377, 36305), (685, 19981), (689, 19865), (1537, 8905), (1781, 7685), (1885, 7261), (3445, 3973)]