397433538

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{1621}}^1$

素因数の和:1939

約数の個数: 48

約数和(自身を含む): 881310456

約数和(自身を除く): 483876918

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 257, 318, 477, 514, 771, 954, 1542, 1621, 2313, 3242, 4626, 4863, 9726, 13621, 14589, 27242, 29178, 40863, 81726, 85913, 122589, 171826, 245178, 257739, 416597, 515478, 773217, 833194, 1249791, 1546434, 2499582, 3749373, 7498746, 22079641, 44159282, 66238923, 132477846, 198716769, 397433538]

約数ペア:

[(1, 397433538), (2, 198716769), (3, 132477846), (6, 66238923), (9, 44159282), (18, 22079641), (53, 7498746), (106, 3749373), (159, 2499582), (257, 1546434), (318, 1249791), (477, 833194), (514, 773217), (771, 515478), (954, 416597), (1542, 257739), (1621, 245178), (2313, 171826), (3242, 122589), (4626, 85913), (4863, 81726), (9726, 40863), (13621, 29178), (14589, 27242)]