218884083

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{521}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 330739200

約数和(自身を除く): 111855117

約数列:

[1, 3, 11, 29, 33, 87, 319, 439, 521, 957, 1317, 1563, 4829, 5731, 12731, 14487, 15109, 17193, 38193, 45327, 140041, 166199, 228719, 420123, 498597, 686157, 2515909, 6632851, 7547727, 19898553, 72961361, 218884083]

約数ペア:

[(1, 218884083), (3, 72961361), (11, 19898553), (29, 7547727), (33, 6632851), (87, 2515909), (319, 686157), (439, 498597), (521, 420123), (957, 228719), (1317, 166199), (1563, 140041), (4829, 45327), (5731, 38193), (12731, 17193), (14487, 15109)]