13306975

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:168

約数の個数: 36

約数和(自身を含む): 18701928

約数和(自身を除く): 5394953

約数列:

[1, 5, 11, 25, 53, 55, 83, 121, 265, 275, 415, 583, 605, 913, 1325, 2075, 2915, 3025, 4399, 4565, 6413, 10043, 14575, 21995, 22825, 32065, 48389, 50215, 109975, 160325, 241945, 251075, 532279, 1209725, 2661395, 13306975]

約数ペア:

[(1, 13306975), (5, 2661395), (11, 1209725), (25, 532279), (53, 251075), (55, 241945), (83, 160325), (121, 109975), (265, 50215), (275, 48389), (415, 32065), (583, 22825), (605, 21995), (913, 14575), (1325, 10043), (2075, 6413), (2915, 4565), (3025, 4399)]