28410434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 51576000

約数和(自身を除く): 23165566

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 199, 221, 247, 289, 323, 398, 442, 494, 578, 646, 2587, 3383, 3757, 3781, 4199, 5174, 5491, 6766, 7514, 7562, 8398, 10982, 43979, 49153, 57511, 64277, 71383, 87958, 98306, 115022, 128554, 142766, 747643, 835601, 1092709, 1495286, 1671202, 2185418, 14205217, 28410434]

約数ペア:

[(1, 28410434), (2, 14205217), (13, 2185418), (17, 1671202), (19, 1495286), (26, 1092709), (34, 835601), (38, 747643), (199, 142766), (221, 128554), (247, 115022), (289, 98306), (323, 87958), (398, 71383), (442, 64277), (494, 57511), (578, 49153), (646, 43979), (2587, 10982), (3383, 8398), (3757, 7562), (3781, 7514), (4199, 6766), (5174, 5491)]