305909128

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{74831}}^1$

素因数の和:74917

約数の個数: 32

約数和(自身を含む): 664508160

約数和(自身を除く): 358599032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 74831, 149662, 299324, 523817, 598648, 1047634, 2095268, 4190536, 5462663, 10925326, 21850652, 38238641, 43701304, 76477282, 152954564, 305909128]

約数ペア:

[(1, 305909128), (2, 152954564), (4, 76477282), (7, 43701304), (8, 38238641), (14, 21850652), (28, 10925326), (56, 5462663), (73, 4190536), (146, 2095268), (292, 1047634), (511, 598648), (584, 523817), (1022, 299324), (2044, 149662), (4088, 74831)]