64021755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{12973}}^1$

素因数の和:13035

約数の個数: 32

約数和(自身を含む): 119568384

約数和(自身を除く): 55546629

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 4935, 12973, 38919, 64865, 90811, 194595, 272433, 454055, 609731, 1362165, 1829193, 3048655, 4268117, 9145965, 12804351, 21340585, 64021755]

約数ペア:

[(1, 64021755), (3, 21340585), (5, 12804351), (7, 9145965), (15, 4268117), (21, 3048655), (35, 1829193), (47, 1362165), (105, 609731), (141, 454055), (235, 272433), (329, 194595), (705, 90811), (987, 64865), (1645, 38919), (4935, 12973)]