28652416

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 62632080

約数和(自身を除く): 33979664

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 128, 134, 208, 257, 268, 416, 514, 536, 832, 871, 1028, 1072, 1664, 1742, 2056, 2144, 3341, 3484, 4112, 4288, 6682, 6968, 8224, 8576, 13364, 13936, 16448, 17219, 26728, 27872, 32896, 34438, 53456, 55744, 68876, 106912, 111488, 137752, 213824, 223847, 275504, 427648, 447694, 551008, 895388, 1102016, 1790776, 2204032, 3581552, 7163104, 14326208, 28652416]

約数ペア:

[(1, 28652416), (2, 14326208), (4, 7163104), (8, 3581552), (13, 2204032), (16, 1790776), (26, 1102016), (32, 895388), (52, 551008), (64, 447694), (67, 427648), (104, 275504), (128, 223847), (134, 213824), (208, 137752), (257, 111488), (268, 106912), (416, 68876), (514, 55744), (536, 53456), (832, 34438), (871, 32896), (1028, 27872), (1072, 26728), (1664, 17219), (1742, 16448), (2056, 13936), (2144, 13364), (3341, 8576), (3484, 8224), (4112, 6968), (4288, 6682)]