645366930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1654787}}^1$

素因数の和:1654810

約数の個数: 32

約数和(自身を含む): 1668026304

約数和(自身を除く): 1022659374

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1654787, 3309574, 4964361, 8273935, 9928722, 16547870, 21512231, 24821805, 43024462, 49643610, 64536693, 107561155, 129073386, 215122310, 322683465, 645366930]

約数ペア:

[(1, 645366930), (2, 322683465), (3, 215122310), (5, 129073386), (6, 107561155), (10, 64536693), (13, 49643610), (15, 43024462), (26, 24821805), (30, 21512231), (39, 16547870), (65, 9928722), (78, 8273935), (130, 4964361), (195, 3309574), (390, 1654787)]