681382923

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{1481}}^1$

素因数の和:1795

約数の個数: 32

約数和(自身を含む): 1003871232

約数和(自身を除く): 322488309

約数列:

[1, 3, 13, 39, 47, 141, 251, 611, 753, 1481, 1833, 3263, 4443, 9789, 11797, 19253, 35391, 57759, 69607, 153361, 208821, 371731, 460083, 904891, 1115193, 2714673, 4832503, 14497509, 17471357, 52414071, 227127641, 681382923]

約数ペア:

[(1, 681382923), (3, 227127641), (13, 52414071), (39, 17471357), (47, 14497509), (141, 4832503), (251, 2714673), (611, 1115193), (753, 904891), (1481, 460083), (1833, 371731), (3263, 208821), (4443, 153361), (9789, 69607), (11797, 57759), (19253, 35391)]