69385186

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 114871680

約数和(自身を除く): 45486494

約数列:

[1, 2, 13, 26, 73, 139, 146, 263, 278, 526, 949, 1807, 1898, 3419, 3614, 6838, 10147, 19199, 20294, 36557, 38398, 73114, 131911, 249587, 263822, 475241, 499174, 950482, 2668661, 5337322, 34692593, 69385186]

約数ペア:

[(1, 69385186), (2, 34692593), (13, 5337322), (26, 2668661), (73, 950482), (139, 499174), (146, 475241), (263, 263822), (278, 249587), (526, 131911), (949, 73114), (1807, 38398), (1898, 36557), (3419, 20294), (3614, 19199), (6838, 10147)]