1688894007

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 2321756160

約数和(自身を除く): 632862153

約数列:

[1, 3, 61, 183, 191, 211, 229, 573, 633, 687, 11651, 12871, 13969, 34953, 38613, 40301, 41907, 43739, 48319, 120903, 131217, 144957, 2458361, 2668079, 2947459, 7375083, 8004237, 8842377, 9228929, 27686787, 562964669, 1688894007]

約数ペア:

[(1, 1688894007), (3, 562964669), (61, 27686787), (183, 9228929), (191, 8842377), (211, 8004237), (229, 7375083), (573, 2947459), (633, 2668079), (687, 2458361), (11651, 144957), (12871, 131217), (13969, 120903), (34953, 48319), (38613, 43739), (40301, 41907)]