220874865

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1\times {\mathrm{1283}}^1$

素因数の和:1813

約数の個数: 32

約数和(自身を含む): 369792000

約数和(自身を除く): 148917135

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 499, 1283, 1497, 2495, 3849, 6415, 7485, 11477, 19245, 29509, 34431, 57385, 88527, 147545, 172155, 442635, 640217, 1920651, 3201085, 9603255, 14724991, 44174973, 73624955, 220874865]

約数ペア:

[(1, 220874865), (3, 73624955), (5, 44174973), (15, 14724991), (23, 9603255), (69, 3201085), (115, 1920651), (345, 640217), (499, 442635), (1283, 172155), (1497, 147545), (2495, 88527), (3849, 57385), (6415, 34431), (7485, 29509), (11477, 19245)]