261609765

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{6079}}^1$

素因数の和:6257

約数の個数: 32

約数和(自身を含む): 443596800

約数和(自身を除く): 181987035

約数列:

[1, 3, 5, 15, 19, 57, 95, 151, 285, 453, 755, 2265, 2869, 6079, 8607, 14345, 18237, 30395, 43035, 91185, 115501, 346503, 577505, 917929, 1732515, 2753787, 4589645, 13768935, 17440651, 52321953, 87203255, 261609765]

約数ペア:

[(1, 261609765), (3, 87203255), (5, 52321953), (15, 17440651), (19, 13768935), (57, 4589645), (95, 2753787), (151, 1732515), (285, 917929), (453, 577505), (755, 346503), (2265, 115501), (2869, 91185), (6079, 43035), (8607, 30395), (14345, 18237)]