13721886

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{1193}}^1$

素因数の和:1278

約数の個数: 40

約数和(自身を含む): 31206384

約数和(自身を除く): 17484498

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 426, 639, 1193, 1278, 1917, 2386, 3579, 3834, 5751, 7158, 10737, 11502, 21474, 32211, 64422, 84703, 96633, 169406, 193266, 254109, 508218, 762327, 1524654, 2286981, 4573962, 6860943, 13721886]

約数ペア:

[(1, 13721886), (2, 6860943), (3, 4573962), (6, 2286981), (9, 1524654), (18, 762327), (27, 508218), (54, 254109), (71, 193266), (81, 169406), (142, 96633), (162, 84703), (213, 64422), (426, 32211), (639, 21474), (1193, 11502), (1278, 10737), (1917, 7158), (2386, 5751), (3579, 3834)]