218365795

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1597}}^1$

素因数の和:1695

約数の個数: 32

約数和(自身を含む): 289941120

約数和(自身を除く): 71575325

約数列:

[1, 5, 23, 29, 41, 115, 145, 205, 667, 943, 1189, 1597, 3335, 4715, 5945, 7985, 27347, 36731, 46313, 65477, 136735, 183655, 231565, 327385, 1065199, 1505971, 1898833, 5325995, 7529855, 9494165, 43673159, 218365795]

約数ペア:

[(1, 218365795), (5, 43673159), (23, 9494165), (29, 7529855), (41, 5325995), (115, 1898833), (145, 1505971), (205, 1065199), (667, 327385), (943, 231565), (1189, 183655), (1597, 136735), (3335, 65477), (4715, 46313), (5945, 36731), (7985, 27347)]