28216448

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:605

約数の個数: 64

約数和(自身を含む): 62603520

約数和(自身を除く): 34387072

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 403, 416, 496, 547, 806, 832, 992, 1094, 1612, 1664, 1984, 2188, 3224, 3968, 4376, 6448, 7111, 8752, 12896, 14222, 16957, 17504, 25792, 28444, 33914, 35008, 51584, 56888, 67828, 70016, 113776, 135656, 220441, 227552, 271312, 440882, 455104, 542624, 881764, 910208, 1085248, 1763528, 2170496, 3527056, 7054112, 14108224, 28216448]

約数ペア:

[(1, 28216448), (2, 14108224), (4, 7054112), (8, 3527056), (13, 2170496), (16, 1763528), (26, 1085248), (31, 910208), (32, 881764), (52, 542624), (62, 455104), (64, 440882), (104, 271312), (124, 227552), (128, 220441), (208, 135656), (248, 113776), (403, 70016), (416, 67828), (496, 56888), (547, 51584), (806, 35008), (832, 33914), (992, 28444), (1094, 25792), (1612, 17504), (1664, 16957), (1984, 14222), (2188, 12896), (3224, 8752), (3968, 7111), (4376, 6448)]