329781999

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 469278720

約数和(自身を除く): 139496721

約数列:

[1, 3, 31, 37, 93, 111, 239, 401, 717, 1147, 1203, 3441, 7409, 8843, 12431, 14837, 22227, 26529, 37293, 44511, 95839, 274133, 287517, 459947, 822399, 1379841, 2971009, 3546043, 8913027, 10638129, 109927333, 329781999]

約数ペア:

[(1, 329781999), (3, 109927333), (31, 10638129), (37, 8913027), (93, 3546043), (111, 2971009), (239, 1379841), (401, 822399), (717, 459947), (1147, 287517), (1203, 274133), (3441, 95839), (7409, 44511), (8843, 37293), (12431, 26529), (14837, 22227)]