61809215

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{379}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 80944560

約数和(自身を除く): 19135345

約数列:

[1, 5, 13, 65, 169, 193, 379, 845, 965, 1895, 2509, 4927, 12545, 24635, 32617, 64051, 73147, 163085, 320255, 365735, 950911, 4754555, 12361843, 61809215]

約数ペア:

[(1, 61809215), (5, 12361843), (13, 4754555), (65, 950911), (169, 365735), (193, 320255), (379, 163085), (845, 73147), (965, 64051), (1895, 32617), (2509, 24635), (4927, 12545)]