156657948

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1\times {\mathrm{643}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 372180480

約数和(自身を除く): 215522532

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 257, 316, 474, 514, 643, 771, 948, 1028, 1286, 1542, 1929, 2572, 3084, 3858, 7716, 20303, 40606, 50797, 60909, 81212, 101594, 121818, 152391, 165251, 203188, 243636, 304782, 330502, 495753, 609564, 661004, 991506, 1983012, 13054829, 26109658, 39164487, 52219316, 78328974, 156657948]

約数ペア:

[(1, 156657948), (2, 78328974), (3, 52219316), (4, 39164487), (6, 26109658), (12, 13054829), (79, 1983012), (158, 991506), (237, 661004), (257, 609564), (316, 495753), (474, 330502), (514, 304782), (643, 243636), (771, 203188), (948, 165251), (1028, 152391), (1286, 121818), (1542, 101594), (1929, 81212), (2572, 60909), (3084, 50797), (3858, 40606), (7716, 20303)]