6399998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 11249280

約数和(自身を除く): 4849282

約数列:

[1, 2, 11, 19, 22, 38, 61, 122, 209, 251, 418, 502, 671, 1159, 1342, 2318, 2761, 4769, 5522, 9538, 12749, 15311, 25498, 30622, 52459, 104918, 168421, 290909, 336842, 581818, 3199999, 6399998]

約数ペア:

[(1, 6399998), (2, 3199999), (11, 581818), (19, 336842), (22, 290909), (38, 168421), (61, 104918), (122, 52459), (209, 30622), (251, 25498), (418, 15311), (502, 12749), (671, 9538), (1159, 5522), (1342, 4769), (2318, 2761)]