858872865

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{21997}}^1$

素因数の和:22161

約数の個数: 32

約数和(自身を含む): 1457147520

約数和(自身を除く): 598274655

約数列:

[1, 3, 5, 15, 19, 57, 95, 137, 285, 411, 685, 2055, 2603, 7809, 13015, 21997, 39045, 65991, 109985, 329955, 417943, 1253829, 2089715, 3013589, 6269145, 9040767, 15067945, 45203835, 57258191, 171774573, 286290955, 858872865]

約数ペア:

[(1, 858872865), (3, 286290955), (5, 171774573), (15, 57258191), (19, 45203835), (57, 15067945), (95, 9040767), (137, 6269145), (285, 3013589), (411, 2089715), (685, 1253829), (2055, 417943), (2603, 329955), (7809, 109985), (13015, 65991), (21997, 39045)]