81964035

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{8317}}^1$

素因数の和:8404

約数の個数: 32

約数和(自身を含む): 147727680

約数和(自身を除く): 65763645

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1971, 3285, 8317, 9855, 24951, 41585, 74853, 124755, 224559, 374265, 607141, 1122795, 1821423, 3035705, 5464269, 9107115, 16392807, 27321345, 81964035]

約数ペア:

[(1, 81964035), (3, 27321345), (5, 16392807), (9, 9107115), (15, 5464269), (27, 3035705), (45, 1821423), (73, 1122795), (135, 607141), (219, 374265), (365, 224559), (657, 124755), (1095, 74853), (1971, 41585), (3285, 24951), (8317, 9855)]