28164448

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{857}}^1$

素因数の和:959

約数の個数: 48

約数和(自身を含む): 60540480

約数和(自身を除く): 32376032

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 79, 104, 158, 208, 316, 416, 632, 857, 1027, 1264, 1714, 2054, 2528, 3428, 4108, 6856, 8216, 11141, 13712, 16432, 22282, 27424, 32864, 44564, 67703, 89128, 135406, 178256, 270812, 356512, 541624, 880139, 1083248, 1760278, 2166496, 3520556, 7041112, 14082224, 28164448]

約数ペア:

[(1, 28164448), (2, 14082224), (4, 7041112), (8, 3520556), (13, 2166496), (16, 1760278), (26, 1083248), (32, 880139), (52, 541624), (79, 356512), (104, 270812), (158, 178256), (208, 135406), (316, 89128), (416, 67703), (632, 44564), (857, 32864), (1027, 27424), (1264, 22282), (1714, 16432), (2054, 13712), (2528, 11141), (3428, 8216), (4108, 6856)]