17661778915

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{5101}}^1$

素因数の和:5284

約数の個数: 48

約数和(自身を含む): 23939808480

約数和(自身を除く): 6278029565

約数列:

[1, 5, 11, 55, 59, 97, 121, 295, 485, 605, 649, 1067, 3245, 5101, 5335, 5723, 7139, 11737, 25505, 28615, 35695, 56111, 58685, 62953, 280555, 300959, 314765, 494797, 617221, 692483, 1504795, 2473985, 3086105, 3310549, 3462415, 5442767, 16552745, 27213835, 29193023, 36416039, 59870437, 145965115, 182080195, 299352185, 321123253, 1605616265, 3532355783, 17661778915]

約数ペア:

[(1, 17661778915), (5, 3532355783), (11, 1605616265), (55, 321123253), (59, 299352185), (97, 182080195), (121, 145965115), (295, 59870437), (485, 36416039), (605, 29193023), (649, 27213835), (1067, 16552745), (3245, 5442767), (5101, 3462415), (5335, 3310549), (5723, 3086105), (7139, 2473985), (11737, 1504795), (25505, 692483), (28615, 617221), (35695, 494797), (56111, 314765), (58685, 300959), (62953, 280555)]