1720347837

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{659}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 2628172800

約数和(自身を除く): 907824963

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 271, 507, 659, 741, 813, 1977, 3211, 3523, 5149, 8567, 9633, 10569, 12521, 15447, 25701, 37563, 45799, 66937, 111371, 137397, 162773, 178589, 200811, 334113, 488319, 535767, 870181, 2116049, 2321657, 2610543, 3393191, 6348147, 6964971, 10179573, 30181541, 44111483, 90544623, 132334449, 573449279, 1720347837]

約数ペア:

[(1, 1720347837), (3, 573449279), (13, 132334449), (19, 90544623), (39, 44111483), (57, 30181541), (169, 10179573), (247, 6964971), (271, 6348147), (507, 3393191), (659, 2610543), (741, 2321657), (813, 2116049), (1977, 870181), (3211, 535767), (3523, 488319), (5149, 334113), (8567, 200811), (9633, 178589), (10569, 162773), (12521, 137397), (15447, 111371), (25701, 66937), (37563, 45799)]