1277936

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:209

約数の個数: 40

約数和(自身を含む): 2772144

約数和(自身を除く): 1494208

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 53, 88, 106, 137, 176, 212, 274, 424, 548, 583, 848, 1096, 1166, 1507, 2192, 2332, 3014, 4664, 6028, 7261, 9328, 12056, 14522, 24112, 29044, 58088, 79871, 116176, 159742, 319484, 638968, 1277936]

約数ペア:

[(1, 1277936), (2, 638968), (4, 319484), (8, 159742), (11, 116176), (16, 79871), (22, 58088), (44, 29044), (53, 24112), (88, 14522), (106, 12056), (137, 9328), (176, 7261), (212, 6028), (274, 4664), (424, 3014), (548, 2332), (583, 2192), (848, 1507), (1096, 1166)]