128999376

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{81439}}^1$

素因数の和:81464

約数の個数: 60

約数和(自身を含む): 393843840

約数和(自身を除く): 264844464

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 81439, 162878, 244317, 325756, 488634, 651512, 732951, 895829, 977268, 1303024, 1465902, 1791658, 1954536, 2687487, 2931804, 3583316, 3909072, 5374974, 5863608, 7166632, 8062461, 10749948, 11727216, 14333264, 16124922, 21499896, 32249844, 42999792, 64499688, 128999376]

約数ペア:

[(1, 128999376), (2, 64499688), (3, 42999792), (4, 32249844), (6, 21499896), (8, 16124922), (9, 14333264), (11, 11727216), (12, 10749948), (16, 8062461), (18, 7166632), (22, 5863608), (24, 5374974), (33, 3909072), (36, 3583316), (44, 2931804), (48, 2687487), (66, 1954536), (72, 1791658), (88, 1465902), (99, 1303024), (132, 977268), (144, 895829), (176, 732951), (198, 651512), (264, 488634), (396, 325756), (528, 244317), (792, 162878), (1584, 81439)]