65521278

素因数分解:

$2^1\times 3^3\times {\mathrm{1213357}}^1$

素因数の和:1213368

約数の個数: 16

約数和(自身を含む): 145602960

約数和(自身を除く): 80081682

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1213357, 2426714, 3640071, 7280142, 10920213, 21840426, 32760639, 65521278]

約数ペア:

[(1, 65521278), (2, 32760639), (3, 21840426), (6, 10920213), (9, 7280142), (18, 3640071), (27, 2426714), (54, 1213357)]