81945948

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{5639}}^1$

素因数の和:5826

約数の個数: 48

約数和(自身を含む): 219824640

約数和(自身を除く): 137878692

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 173, 346, 519, 692, 1038, 1211, 2076, 2422, 3633, 4844, 5639, 7266, 11278, 14532, 16917, 22556, 33834, 39473, 67668, 78946, 118419, 157892, 236838, 473676, 975547, 1951094, 2926641, 3902188, 5853282, 6828829, 11706564, 13657658, 20486487, 27315316, 40972974, 81945948]

約数ペア:

[(1, 81945948), (2, 40972974), (3, 27315316), (4, 20486487), (6, 13657658), (7, 11706564), (12, 6828829), (14, 5853282), (21, 3902188), (28, 2926641), (42, 1951094), (84, 975547), (173, 473676), (346, 236838), (519, 157892), (692, 118419), (1038, 78946), (1211, 67668), (2076, 39473), (2422, 33834), (3633, 22556), (4844, 16917), (5639, 14532), (7266, 11278)]