73103715

素因数分解:

$3^4\times 5^1\times {\mathrm{180503}}^1$

素因数の和:180520

約数の個数: 20

約数和(自身を含む): 131045904

約数和(自身を除く): 57942189

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 180503, 541509, 902515, 1624527, 2707545, 4873581, 8122635, 14620743, 24367905, 73103715]

約数ペア:

[(1, 73103715), (3, 24367905), (5, 14620743), (9, 8122635), (15, 4873581), (27, 2707545), (45, 1624527), (81, 902515), (135, 541509), (405, 180503)]