138923728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{10867}}^1$

素因数の和:10939

約数の個数: 40

約数和(自身を含む): 291088512

約数和(自身を除く): 152164784

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 136, 188, 272, 376, 752, 799, 1598, 3196, 6392, 10867, 12784, 21734, 43468, 86936, 173872, 184739, 369478, 510749, 738956, 1021498, 1477912, 2042996, 2955824, 4085992, 8171984, 8682733, 17365466, 34730932, 69461864, 138923728]

約数ペア:

[(1, 138923728), (2, 69461864), (4, 34730932), (8, 17365466), (16, 8682733), (17, 8171984), (34, 4085992), (47, 2955824), (68, 2042996), (94, 1477912), (136, 1021498), (188, 738956), (272, 510749), (376, 369478), (752, 184739), (799, 173872), (1598, 86936), (3196, 43468), (6392, 21734), (10867, 12784)]