427648

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:284

約数の個数: 32

約数和(自身を含む): 921060

約数和(自身を除く): 493412

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 257, 416, 514, 832, 1028, 1664, 2056, 3341, 4112, 6682, 8224, 13364, 16448, 26728, 32896, 53456, 106912, 213824, 427648]

約数ペア:

[(1, 427648), (2, 213824), (4, 106912), (8, 53456), (13, 32896), (16, 26728), (26, 16448), (32, 13364), (52, 8224), (64, 6682), (104, 4112), (128, 3341), (208, 2056), (257, 1664), (416, 1028), (514, 832)]