138557415

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{593}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 228609216

約数和(自身を除く): 90051801

約数列:

[1, 3, 5, 15, 37, 111, 185, 421, 555, 593, 1263, 1779, 2105, 2965, 6315, 8895, 15577, 21941, 46731, 65823, 77885, 109705, 233655, 249653, 329115, 748959, 1248265, 3744795, 9237161, 27711483, 46185805, 138557415]

約数ペア:

[(1, 138557415), (3, 46185805), (5, 27711483), (15, 9237161), (37, 3744795), (111, 1248265), (185, 748959), (421, 329115), (555, 249653), (593, 233655), (1263, 109705), (1779, 77885), (2105, 65823), (2965, 46731), (6315, 21941), (8895, 15577)]