155217897

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{683}}^1$

素因数の和:1154

約数の個数: 32

約数和(自身を含む): 242956800

約数和(自身を除く): 87738903

約数列:

[1, 3, 9, 19, 27, 57, 171, 443, 513, 683, 1329, 2049, 3987, 6147, 8417, 11961, 12977, 18441, 25251, 38931, 75753, 116793, 227259, 302569, 350379, 907707, 2723121, 5748811, 8169363, 17246433, 51739299, 155217897]

約数ペア:

[(1, 155217897), (3, 51739299), (9, 17246433), (19, 8169363), (27, 5748811), (57, 2723121), (171, 907707), (443, 350379), (513, 302569), (683, 227259), (1329, 116793), (2049, 75753), (3987, 38931), (6147, 25251), (8417, 18441), (11961, 12977)]