28969642

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 49694400

約数和(自身を除く): 20724758

約数列:

[1, 2, 13, 19, 26, 38, 169, 247, 338, 347, 494, 694, 2197, 3211, 4394, 4511, 6422, 6593, 9022, 13186, 41743, 58643, 83486, 85709, 117286, 171418, 762359, 1114217, 1524718, 2228434, 14484821, 28969642]

約数ペア:

[(1, 28969642), (2, 14484821), (13, 2228434), (19, 1524718), (26, 1114217), (38, 762359), (169, 171418), (247, 117286), (338, 85709), (347, 83486), (494, 58643), (694, 41743), (2197, 13186), (3211, 9022), (4394, 6593), (4511, 6422)]