215496747

素因数分解:

$3^3\times {\mathrm{379}}^1\times {\mathrm{21059}}^1$

素因数の和:21447

約数の個数: 16

約数和(自身を含む): 320112000

約数和(自身を除く): 104615253

約数列:

[1, 3, 9, 27, 379, 1137, 3411, 10233, 21059, 63177, 189531, 568593, 7981361, 23944083, 71832249, 215496747]

約数ペア:

[(1, 215496747), (3, 71832249), (9, 23944083), (27, 7981361), (379, 568593), (1137, 189531), (3411, 63177), (10233, 21059)]