78861345

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{599}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 129254400

約数和(自身を除く): 50393055

約数列:

[1, 3, 5, 15, 67, 131, 201, 335, 393, 599, 655, 1005, 1797, 1965, 2995, 8777, 8985, 26331, 40133, 43885, 78469, 120399, 131655, 200665, 235407, 392345, 601995, 1177035, 5257423, 15772269, 26287115, 78861345]

約数ペア:

[(1, 78861345), (3, 26287115), (5, 15772269), (15, 5257423), (67, 1177035), (131, 601995), (201, 392345), (335, 235407), (393, 200665), (599, 131655), (655, 120399), (1005, 78469), (1797, 43885), (1965, 40133), (2995, 26331), (8777, 8985)]