398836708543

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{1039}}^1\times {\mathrm{4231}}^1$

素因数の和:6287

約数の個数: 32

約数和(自身を含む): 491957473280

約数和(自身を除く): 93120764737

約数列:

[1, 7, 13, 91, 997, 1039, 4231, 6979, 7273, 12961, 13507, 29617, 55003, 90727, 94549, 385021, 1035883, 4218307, 4396009, 7251181, 13466479, 29528149, 30772063, 54837991, 57148117, 94265353, 383865937, 400036819, 4382820973, 30679746811, 56976672649, 398836708543]

約数ペア:

[(1, 398836708543), (7, 56976672649), (13, 30679746811), (91, 4382820973), (997, 400036819), (1039, 383865937), (4231, 94265353), (6979, 57148117), (7273, 54837991), (12961, 30772063), (13507, 29528149), (29617, 13466479), (55003, 7251181), (90727, 4396009), (94549, 4218307), (385021, 1035883)]