1378553608

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{33247}}^1$

素因数の和:33397

約数の個数: 32

約数和(自身を含む): 2657180160

約数和(自身を除く): 1278626552

約数列:

[1, 2, 4, 8, 71, 73, 142, 146, 284, 292, 568, 584, 5183, 10366, 20732, 33247, 41464, 66494, 132988, 265976, 2360537, 2427031, 4721074, 4854062, 9442148, 9708124, 18884296, 19416248, 172319201, 344638402, 689276804, 1378553608]

約数ペア:

[(1, 1378553608), (2, 689276804), (4, 344638402), (8, 172319201), (71, 19416248), (73, 18884296), (142, 9708124), (146, 9442148), (284, 4854062), (292, 4721074), (568, 2427031), (584, 2360537), (5183, 265976), (10366, 132988), (20732, 66494), (33247, 41464)]