28807792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8147}}^1$

素因数の和:8185

約数の個数: 40

約数和(自身を含む): 63652176

約数和(自身を除く): 34844384

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 8147, 16294, 32588, 65176, 105911, 130352, 138499, 211822, 276998, 423644, 553996, 847288, 1107992, 1694576, 1800487, 2215984, 3600974, 7201948, 14403896, 28807792]

約数ペア:

[(1, 28807792), (2, 14403896), (4, 7201948), (8, 3600974), (13, 2215984), (16, 1800487), (17, 1694576), (26, 1107992), (34, 847288), (52, 553996), (68, 423644), (104, 276998), (136, 211822), (208, 138499), (221, 130352), (272, 105911), (442, 65176), (884, 32588), (1768, 16294), (3536, 8147)]