1581651536

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{337}}^1\times {\mathrm{1489}}^1$

素因数の和:2031

約数の個数: 40

約数和(自身を含む): 3091219560

約数和(自身を除く): 1509568024

約数列:

[1, 2, 4, 8, 16, 197, 337, 394, 674, 788, 1348, 1489, 1576, 2696, 2978, 3152, 5392, 5956, 11912, 23824, 66389, 132778, 265556, 293333, 501793, 531112, 586666, 1003586, 1062224, 1173332, 2007172, 2346664, 4014344, 4693328, 8028688, 98853221, 197706442, 395412884, 790825768, 1581651536]

約数ペア:

[(1, 1581651536), (2, 790825768), (4, 395412884), (8, 197706442), (16, 98853221), (197, 8028688), (337, 4693328), (394, 4014344), (674, 2346664), (788, 2007172), (1348, 1173332), (1489, 1062224), (1576, 1003586), (2696, 586666), (2978, 531112), (3152, 501793), (5392, 293333), (5956, 265556), (11912, 132778), (23824, 66389)]