1021439615

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{4111}}^1$

素因数の和:4383

約数の個数: 32

約数和(自身を含む): 1452687360

約数和(自身を除く): 431247745

約数列:

[1, 5, 7, 31, 35, 155, 217, 229, 1085, 1145, 1603, 4111, 7099, 8015, 20555, 28777, 35495, 49693, 127441, 143885, 248465, 637205, 892087, 941419, 4460435, 4707095, 6589933, 29183989, 32949665, 145919945, 204287923, 1021439615]

約数ペア:

[(1, 1021439615), (5, 204287923), (7, 145919945), (31, 32949665), (35, 29183989), (155, 6589933), (217, 4707095), (229, 4460435), (1085, 941419), (1145, 892087), (1603, 637205), (4111, 248465), (7099, 143885), (8015, 127441), (20555, 49693), (28777, 35495)]