243659858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1\times {\mathrm{379}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 400915200

約数和(自身を除く): 157255342

約数列:

[1, 2, 13, 26, 79, 158, 313, 379, 626, 758, 1027, 2054, 4069, 4927, 8138, 9854, 24727, 29941, 49454, 59882, 118627, 237254, 321451, 389233, 642902, 778466, 1542151, 3084302, 9371533, 18743066, 121829929, 243659858]

約数ペア:

[(1, 243659858), (2, 121829929), (13, 18743066), (26, 9371533), (79, 3084302), (158, 1542151), (313, 778466), (379, 642902), (626, 389233), (758, 321451), (1027, 237254), (2054, 118627), (4069, 59882), (4927, 49454), (8138, 29941), (9854, 24727)]