261118341218

素因数分解:

$2^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1303}}^1\times {\mathrm{55697}}^1$

素因数の和:57266

約数の個数: 32

約数和(自身を含む): 449726148864

約数和(自身を除く): 188607807646

約数列:

[1, 2, 7, 14, 257, 514, 1303, 1799, 2606, 3598, 9121, 18242, 55697, 111394, 334871, 389879, 669742, 779758, 2344097, 4688194, 14314129, 28628258, 72573191, 100198903, 145146382, 200397806, 508012337, 1016024674, 18651310087, 37302620174, 130559170609, 261118341218]

約数ペア:

[(1, 261118341218), (2, 130559170609), (7, 37302620174), (14, 18651310087), (257, 1016024674), (514, 508012337), (1303, 200397806), (1799, 145146382), (2606, 100198903), (3598, 72573191), (9121, 28628258), (18242, 14314129), (55697, 4688194), (111394, 2344097), (334871, 779758), (389879, 669742)]