39720918

素因数分解:

$2^1\times 3^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 81002880

約数和(自身を除く): 41281962

約数列:

[1, 2, 3, 6, 97, 139, 194, 278, 291, 417, 491, 582, 834, 982, 1473, 2946, 13483, 26966, 40449, 47627, 68249, 80898, 95254, 136498, 142881, 204747, 285762, 409494, 6620153, 13240306, 19860459, 39720918]

約数ペア:

[(1, 39720918), (2, 19860459), (3, 13240306), (6, 6620153), (97, 409494), (139, 285762), (194, 204747), (278, 142881), (291, 136498), (417, 95254), (491, 80898), (582, 68249), (834, 47627), (982, 40449), (1473, 26966), (2946, 13483)]