320466315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{38219}}^1$

素因数の和:38283

約数の個数: 32

約数和(自身を含む): 565044480

約数和(自身を除く): 244578165

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 38219, 114657, 191095, 496847, 573285, 1490541, 1643417, 2484235, 4930251, 7452705, 8217085, 21364421, 24651255, 64093263, 106822105, 320466315]

約数ペア:

[(1, 320466315), (3, 106822105), (5, 64093263), (13, 24651255), (15, 21364421), (39, 8217085), (43, 7452705), (65, 4930251), (129, 2484235), (195, 1643417), (215, 1490541), (559, 573285), (645, 496847), (1677, 191095), (2795, 114657), (8385, 38219)]