217084671

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1609}}^1$

素因数の和:1900

約数の個数: 32

約数和(自身を含む): 340032000

約数和(自身を除く): 122947329

約数列:

[1, 3, 9, 19, 27, 57, 171, 263, 513, 789, 1609, 2367, 4827, 4997, 7101, 14481, 14991, 30571, 43443, 44973, 91713, 134919, 275139, 423167, 825417, 1269501, 3808503, 8040173, 11425509, 24120519, 72361557, 217084671]

約数ペア:

[(1, 217084671), (3, 72361557), (9, 24120519), (19, 11425509), (27, 8040173), (57, 3808503), (171, 1269501), (263, 825417), (513, 423167), (789, 275139), (1609, 134919), (2367, 91713), (4827, 44973), (4997, 43443), (7101, 30571), (14481, 14991)]