131418664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{29387}}^1$

素因数の和:29449

約数の個数: 32

約数和(自身を含む): 271545120

約数和(自身を除く): 140126456

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 29387, 58774, 117548, 235096, 382031, 764062, 1263641, 1528124, 2527282, 3056248, 5054564, 10109128, 16427333, 32854666, 65709332, 131418664]

約数ペア:

[(1, 131418664), (2, 65709332), (4, 32854666), (8, 16427333), (13, 10109128), (26, 5054564), (43, 3056248), (52, 2527282), (86, 1528124), (104, 1263641), (172, 764062), (344, 382031), (559, 235096), (1118, 117548), (2236, 58774), (4472, 29387)]