207978368

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{124987}}^1$

素因数の和:125014

約数の個数: 32

約数和(自身を含む): 446207160

約数和(自身を除く): 238228792

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 124987, 249974, 499948, 999896, 1624831, 1999792, 3249662, 3999584, 6499324, 7999168, 12998648, 15998336, 25997296, 51994592, 103989184, 207978368]

約数ペア:

[(1, 207978368), (2, 103989184), (4, 51994592), (8, 25997296), (13, 15998336), (16, 12998648), (26, 7999168), (32, 6499324), (52, 3999584), (64, 3249662), (104, 1999792), (128, 1624831), (208, 999896), (416, 499948), (832, 249974), (1664, 124987)]