389832144

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{624731}}^1$

素因数の和:624755

約数の個数: 40

約数和(自身を含む): 1084534752

約数和(自身を除く): 694702608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 624731, 1249462, 1874193, 2498924, 3748386, 4997848, 7496772, 8121503, 9995696, 14993544, 16243006, 24364509, 29987088, 32486012, 48729018, 64972024, 97458036, 129944048, 194916072, 389832144]

約数ペア:

[(1, 389832144), (2, 194916072), (3, 129944048), (4, 97458036), (6, 64972024), (8, 48729018), (12, 32486012), (13, 29987088), (16, 24364509), (24, 16243006), (26, 14993544), (39, 9995696), (48, 8121503), (52, 7496772), (78, 4997848), (104, 3748386), (156, 2498924), (208, 1874193), (312, 1249462), (624, 624731)]