205826145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103171}}^1$

素因数の和:103205

約数の個数: 32

約数和(自身を含む): 396180480

約数和(自身を除く): 190354335

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 103171, 309513, 515855, 722197, 1547565, 1960249, 2166591, 3610985, 5880747, 9801245, 10832955, 13721743, 29403735, 41165229, 68608715, 205826145]

約数ペア:

[(1, 205826145), (3, 68608715), (5, 41165229), (7, 29403735), (15, 13721743), (19, 10832955), (21, 9801245), (35, 5880747), (57, 3610985), (95, 2166591), (105, 1960249), (133, 1547565), (285, 722197), (399, 515855), (665, 309513), (1995, 103171)]