69780529

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1049}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 93139200

約数和(自身を除く): 23358671

約数列:

[1, 7, 13, 17, 43, 91, 119, 221, 301, 559, 731, 1049, 1547, 3913, 5117, 7343, 9503, 13637, 17833, 45107, 66521, 95459, 124831, 231829, 315749, 586391, 766819, 1622803, 4104737, 5367733, 9968647, 69780529]

約数ペア:

[(1, 69780529), (7, 9968647), (13, 5367733), (17, 4104737), (43, 1622803), (91, 766819), (119, 586391), (221, 315749), (301, 231829), (559, 124831), (731, 95459), (1049, 66521), (1547, 45107), (3913, 17833), (5117, 13637), (7343, 9503)]