65255253

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2441}}^1$

素因数の和:2537

約数の個数: 32

約数和(自身を含む): 106275840

約数和(自身を除く): 41020587

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 399, 469, 1273, 1407, 2441, 3819, 7323, 8911, 17087, 26733, 46379, 51261, 139137, 163547, 324653, 490641, 973959, 1144829, 3107393, 3434487, 9322179, 21751751, 65255253]

約数ペア:

[(1, 65255253), (3, 21751751), (7, 9322179), (19, 3434487), (21, 3107393), (57, 1144829), (67, 973959), (133, 490641), (201, 324653), (399, 163547), (469, 139137), (1273, 51261), (1407, 46379), (2441, 26733), (3819, 17087), (7323, 8911)]