28447432

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 58995540

約数和(自身を除く): 30548108

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 169, 212, 338, 397, 424, 676, 689, 794, 1352, 1378, 1588, 2756, 3176, 5161, 5512, 8957, 10322, 17914, 20644, 21041, 35828, 41288, 42082, 67093, 71656, 84164, 134186, 168328, 268372, 273533, 536744, 547066, 1094132, 2188264, 3555929, 7111858, 14223716, 28447432]

約数ペア:

[(1, 28447432), (2, 14223716), (4, 7111858), (8, 3555929), (13, 2188264), (26, 1094132), (52, 547066), (53, 536744), (104, 273533), (106, 268372), (169, 168328), (212, 134186), (338, 84164), (397, 71656), (424, 67093), (676, 42082), (689, 41288), (794, 35828), (1352, 21041), (1378, 20644), (1588, 17914), (2756, 10322), (3176, 8957), (5161, 5512)]