63981455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 86443200

約数和(自身を除く): 22461745

約数列:

[1, 5, 17, 19, 85, 95, 173, 229, 323, 865, 1145, 1615, 2941, 3287, 3893, 4351, 14705, 16435, 19465, 21755, 39617, 55879, 73967, 198085, 279395, 369835, 673489, 752723, 3367445, 3763615, 12796291, 63981455]

約数ペア:

[(1, 63981455), (5, 12796291), (17, 3763615), (19, 3367445), (85, 752723), (95, 673489), (173, 369835), (229, 279395), (323, 198085), (865, 73967), (1145, 55879), (1615, 39617), (2941, 21755), (3287, 19465), (3893, 16435), (4351, 14705)]