389937592

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{142939}}^1$

素因数の和:142987

約数の個数: 32

約数和(自身を含む): 823334400

約数和(自身を除く): 433396808

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 142939, 285878, 571756, 1143512, 1572329, 3144658, 4431109, 6289316, 8862218, 12578632, 17724436, 35448872, 48742199, 97484398, 194968796, 389937592]

約数ペア:

[(1, 389937592), (2, 194968796), (4, 97484398), (8, 48742199), (11, 35448872), (22, 17724436), (31, 12578632), (44, 8862218), (62, 6289316), (88, 4431109), (124, 3144658), (248, 1572329), (341, 1143512), (682, 571756), (1364, 285878), (2728, 142939)]