81129804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{9377}}^1$

素因数の和:9494

約数の個数: 48

約数和(自身を含む): 218469888

約数和(自身を除く): 137340084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 103, 206, 309, 412, 618, 721, 1236, 1442, 2163, 2884, 4326, 8652, 9377, 18754, 28131, 37508, 56262, 65639, 112524, 131278, 196917, 262556, 393834, 787668, 965831, 1931662, 2897493, 3863324, 5794986, 6760817, 11589972, 13521634, 20282451, 27043268, 40564902, 81129804]

約数ペア:

[(1, 81129804), (2, 40564902), (3, 27043268), (4, 20282451), (6, 13521634), (7, 11589972), (12, 6760817), (14, 5794986), (21, 3863324), (28, 2897493), (42, 1931662), (84, 965831), (103, 787668), (206, 393834), (309, 262556), (412, 196917), (618, 131278), (721, 112524), (1236, 65639), (1442, 56262), (2163, 37508), (2884, 28131), (4326, 18754), (8652, 9377)]