3986955

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{4219}}^1$

素因数の和:4240

約数の個数: 32

約数和(自身を含む): 8102400

約数和(自身を除く): 4115445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 4219, 12657, 21095, 29533, 37971, 63285, 88599, 113913, 147665, 189855, 265797, 442995, 569565, 797391, 1328985, 3986955]

約数ペア:

[(1, 3986955), (3, 1328985), (5, 797391), (7, 569565), (9, 442995), (15, 265797), (21, 189855), (27, 147665), (35, 113913), (45, 88599), (63, 63285), (105, 37971), (135, 29533), (189, 21095), (315, 12657), (945, 4219)]