128663856

素因数分解:

$2^4\times 3^3\times {\mathrm{297833}}^1$

素因数の和:297850

約数の個数: 40

約数和(自身を含む): 369314160

約数和(自身を除く): 240650304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 297833, 595666, 893499, 1191332, 1786998, 2382664, 2680497, 3573996, 4765328, 5360994, 7147992, 8041491, 10721988, 14295984, 16082982, 21443976, 32165964, 42887952, 64331928, 128663856]

約数ペア:

[(1, 128663856), (2, 64331928), (3, 42887952), (4, 32165964), (6, 21443976), (8, 16082982), (9, 14295984), (12, 10721988), (16, 8041491), (18, 7147992), (24, 5360994), (27, 4765328), (36, 3573996), (48, 2680497), (54, 2382664), (72, 1786998), (108, 1191332), (144, 893499), (216, 595666), (432, 297833)]