87319792

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{12781}}^1$

素因数の和:12857

約数の個数: 40

約数和(自身を含む): 196536032

約数和(自身を除く): 109216240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 6832, 12781, 25562, 51124, 89467, 102248, 178934, 204496, 357868, 715736, 779641, 1431472, 1559282, 3118564, 5457487, 6237128, 10914974, 12474256, 21829948, 43659896, 87319792]

約数ペア:

[(1, 87319792), (2, 43659896), (4, 21829948), (7, 12474256), (8, 10914974), (14, 6237128), (16, 5457487), (28, 3118564), (56, 1559282), (61, 1431472), (112, 779641), (122, 715736), (244, 357868), (427, 204496), (488, 178934), (854, 102248), (976, 89467), (1708, 51124), (3416, 25562), (6832, 12781)]