87801308

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{19973}}^1$

素因数の和:20141

約数の個数: 24

約数和(自身を含む): 176729952

約数和(自身を除く): 88928644

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 19973, 39946, 79892, 139811, 279622, 559244, 3135761, 6271522, 12543044, 21950327, 43900654, 87801308]

約数ペア:

[(1, 87801308), (2, 43900654), (4, 21950327), (7, 12543044), (14, 6271522), (28, 3135761), (157, 559244), (314, 279622), (628, 139811), (1099, 79892), (2198, 39946), (4396, 19973)]