128538886

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{1619}}^1$

素因数の和:1788

約数の個数: 32

約数和(自身を含む): 226748160

約数和(自身を除く): 98209274

約数列:

[1, 2, 7, 14, 53, 106, 107, 214, 371, 742, 749, 1498, 1619, 3238, 5671, 11333, 11342, 22666, 39697, 79394, 85807, 171614, 173233, 346466, 600649, 1201298, 1212631, 2425262, 9181349, 18362698, 64269443, 128538886]

約数ペア:

[(1, 128538886), (2, 64269443), (7, 18362698), (14, 9181349), (53, 2425262), (106, 1212631), (107, 1201298), (214, 600649), (371, 346466), (742, 173233), (749, 171614), (1498, 85807), (1619, 79394), (3238, 39697), (5671, 22666), (11333, 11342)]