390360945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{87037}}^1$

素因数の和:87081

約数の個数: 32

約数和(自身を含む): 701874432

約数和(自身を除く): 311513487

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 87037, 261111, 435185, 1131481, 1305555, 2001851, 3394443, 5657405, 6005553, 10009255, 16972215, 26024063, 30027765, 78072189, 130120315, 390360945]

約数ペア:

[(1, 390360945), (3, 130120315), (5, 78072189), (13, 30027765), (15, 26024063), (23, 16972215), (39, 10009255), (65, 6005553), (69, 5657405), (115, 3394443), (195, 2001851), (299, 1305555), (345, 1131481), (897, 435185), (1495, 261111), (4485, 87037)]