615852081

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{309629}}^1$

素因数の和:309665

約数の個数: 24

約数和(自身を含む): 1014347880

約数和(自身を除く): 398495799

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 309629, 928887, 2786661, 4025177, 5263693, 12075531, 15791079, 36226593, 47373237, 68428009, 205284027, 615852081]

約数ペア:

[(1, 615852081), (3, 205284027), (9, 68428009), (13, 47373237), (17, 36226593), (39, 15791079), (51, 12075531), (117, 5263693), (153, 4025177), (221, 2786661), (663, 928887), (1989, 309629)]