13219737

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 19284480

約数和(自身を除く): 6064743

約数列:

[1, 3, 29, 47, 53, 61, 87, 141, 159, 183, 1363, 1537, 1769, 2491, 2867, 3233, 4089, 4611, 5307, 7473, 8601, 9699, 72239, 83143, 93757, 151951, 216717, 249429, 281271, 455853, 4406579, 13219737]

約数ペア:

[(1, 13219737), (3, 4406579), (29, 455853), (47, 281271), (53, 249429), (61, 216717), (87, 151951), (141, 93757), (159, 83143), (183, 72239), (1363, 9699), (1537, 8601), (1769, 7473), (2491, 5307), (2867, 4611), (3233, 4089)]