66994844

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{977}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 140206080

約数和(自身を除く): 73211236

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 79, 124, 158, 217, 316, 434, 553, 868, 977, 1106, 1954, 2212, 2449, 3908, 4898, 6839, 9796, 13678, 17143, 27356, 30287, 34286, 60574, 68572, 77183, 121148, 154366, 212009, 308732, 424018, 540281, 848036, 1080562, 2161124, 2392673, 4785346, 9570692, 16748711, 33497422, 66994844]

約数ペア:

[(1, 66994844), (2, 33497422), (4, 16748711), (7, 9570692), (14, 4785346), (28, 2392673), (31, 2161124), (62, 1080562), (79, 848036), (124, 540281), (158, 424018), (217, 308732), (316, 212009), (434, 154366), (553, 121148), (868, 77183), (977, 68572), (1106, 60574), (1954, 34286), (2212, 30287), (2449, 27356), (3908, 17143), (4898, 13678), (6839, 9796)]