340236486

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{281}}^1\times {\mathrm{491}}^1$

素因数の和:917

約数の個数: 48

約数和(自身を含む): 746720208

約数和(自身を除く): 406483722

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 281, 411, 491, 562, 822, 843, 982, 1233, 1473, 1686, 2466, 2529, 2946, 4419, 5058, 8838, 38497, 67267, 76994, 115491, 134534, 137971, 201801, 230982, 275942, 346473, 403602, 413913, 605403, 692946, 827826, 1210806, 1241739, 2483478, 18902027, 37804054, 56706081, 113412162, 170118243, 340236486]

約数ペア:

[(1, 340236486), (2, 170118243), (3, 113412162), (6, 56706081), (9, 37804054), (18, 18902027), (137, 2483478), (274, 1241739), (281, 1210806), (411, 827826), (491, 692946), (562, 605403), (822, 413913), (843, 403602), (982, 346473), (1233, 275942), (1473, 230982), (1686, 201801), (2466, 137971), (2529, 134534), (2946, 115491), (4419, 76994), (5058, 67267), (8838, 38497)]