51253521

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{887}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 79792128

約数和(自身を除く): 28538607

約数列:

[1, 3, 11, 17, 33, 51, 103, 187, 309, 561, 887, 1133, 1751, 2661, 3399, 5253, 9757, 15079, 19261, 29271, 45237, 57783, 91361, 165869, 274083, 497607, 1004971, 1553137, 3014913, 4659411, 17084507, 51253521]

約数ペア:

[(1, 51253521), (3, 17084507), (11, 4659411), (17, 3014913), (33, 1553137), (51, 1004971), (103, 497607), (187, 274083), (309, 165869), (561, 91361), (887, 57783), (1133, 45237), (1751, 29271), (2661, 19261), (3399, 15079), (5253, 9757)]