155215305

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{164249}}^1$

素因数の和:164270

約数の個数: 32

約数和(自身を含む): 315360000

約数和(自身を除く): 160144695

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 164249, 492747, 821245, 1149743, 1478241, 2463735, 3449229, 4434723, 5748715, 7391205, 10347687, 17246145, 22173615, 31043061, 51738435, 155215305]

約数ペア:

[(1, 155215305), (3, 51738435), (5, 31043061), (7, 22173615), (9, 17246145), (15, 10347687), (21, 7391205), (27, 5748715), (35, 4434723), (45, 3449229), (63, 2463735), (105, 1478241), (135, 1149743), (189, 821245), (315, 492747), (945, 164249)]