139685104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{12671}}^1$

素因数の和:12745

約数の個数: 40

約数和(自身を含む): 296980992

約数和(自身を除く): 157295888

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 11024, 12671, 25342, 50684, 101368, 164723, 202736, 329446, 658892, 671563, 1317784, 1343126, 2635568, 2686252, 5372504, 8730319, 10745008, 17460638, 34921276, 69842552, 139685104]

約数ペア:

[(1, 139685104), (2, 69842552), (4, 34921276), (8, 17460638), (13, 10745008), (16, 8730319), (26, 5372504), (52, 2686252), (53, 2635568), (104, 1343126), (106, 1317784), (208, 671563), (212, 658892), (424, 329446), (689, 202736), (848, 164723), (1378, 101368), (2756, 50684), (5512, 25342), (11024, 12671)]