255705918

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{105751}}^1$

素因数の和:105800

約数の個数: 32

約数和(自身を含む): 568522752

約数和(自身を除く): 312816834

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 105751, 211502, 317253, 634506, 1374763, 2749526, 3278281, 4124289, 6556562, 8248578, 9834843, 19669686, 42617653, 85235306, 127852959, 255705918]

約数ペア:

[(1, 255705918), (2, 127852959), (3, 85235306), (6, 42617653), (13, 19669686), (26, 9834843), (31, 8248578), (39, 6556562), (62, 4124289), (78, 3278281), (93, 2749526), (186, 1374763), (403, 634506), (806, 317253), (1209, 211502), (2418, 105751)]