13212991.000000000

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{529129}}^1$

素因数の和:529147

約数の個数: 40

約数和(自身を含む): 524896960

約数和(自身を除く): 347109616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 529129, 1058258, 1587387, 2116516, 3174774, 3703903, 4233032, 6349548, 7407806, 8466064, 11111709, 12699096, 14815612, 22223418, 25398192, 29631224, 44446836, 59262448, 88893672, 177787344]

約数ペア:

[(1, 177787344), (2, 88893672), (3, 59262448), (4, 44446836), (6, 29631224), (7, 25398192), (8, 22223418), (12, 14815612), (14, 12699096), (16, 11111709), (21, 8466064), (24, 7407806), (28, 6349548), (42, 4233032), (48, 3703903), (56, 3174774), (84, 2116516), (112, 1587387), (168, 1058258), (336, 529129)]