388200735

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{221197}}^1$

素因数の和:221224

約数の個数: 32

約数和(自身を含む): 743225280

約数和(自身を除く): 355024545

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 221197, 663591, 1105985, 1990773, 2875561, 3317955, 5972319, 8626683, 9953865, 14377805, 25880049, 29861595, 43133415, 77640147, 129400245, 388200735]

約数ペア:

[(1, 388200735), (3, 129400245), (5, 77640147), (9, 43133415), (13, 29861595), (15, 25880049), (27, 14377805), (39, 9953865), (45, 8626683), (65, 5972319), (117, 3317955), (135, 2875561), (195, 1990773), (351, 1105985), (585, 663591), (1755, 221197)]