66425289

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{431}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 104509440

約数和(自身を除く): 38084151

約数列:

[1, 3, 7, 21, 41, 123, 179, 287, 431, 537, 861, 1253, 1293, 3017, 3759, 7339, 9051, 17671, 22017, 51373, 53013, 77149, 123697, 154119, 231447, 371091, 540043, 1620129, 3163109, 9489327, 22141763, 66425289]

約数ペア:

[(1, 66425289), (3, 22141763), (7, 9489327), (21, 3163109), (41, 1620129), (123, 540043), (179, 371091), (287, 231447), (431, 154119), (537, 123697), (861, 77149), (1253, 53013), (1293, 51373), (3017, 22017), (3759, 17671), (7339, 9051)]