218042295

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{2999}}^1$

素因数の和:3175

約数の個数: 32

約数和(自身を含む): 361152000

約数和(自身を除く): 143109705

約数列:

[1, 3, 5, 15, 37, 111, 131, 185, 393, 555, 655, 1965, 2999, 4847, 8997, 14541, 14995, 24235, 44985, 72705, 110963, 332889, 392869, 554815, 1178607, 1664445, 1964345, 5893035, 14536153, 43608459, 72680765, 218042295]

約数ペア:

[(1, 218042295), (3, 72680765), (5, 43608459), (15, 14536153), (37, 5893035), (111, 1964345), (131, 1664445), (185, 1178607), (393, 554815), (555, 392869), (655, 332889), (1965, 110963), (2999, 72705), (4847, 44985), (8997, 24235), (14541, 14995)]